diff --git a/src/ast/ast.c b/src/ast/ast.c
index a6b1f01d..0da8db86 100644
--- a/src/ast/ast.c
+++ b/src/ast/ast.c
@@ -8,7 +8,7 @@
 
 #include "ast.h"
 
-#include "../options/options.h"
+#include "options/options.h"
 
 struct ast_node *ast_node_new(enum ast_type type)
 {
@@ -92,7 +92,7 @@ char *ast_type_to_string(enum ast_type type)
     case AST_WORD_ASSIGNMENT:
         return "AST_WORD_ASSIGNMENT";
     case AST_VARIABLE:
-        return "AST_VARIABLE";  
+        return "AST_VARIABLE";
     default:
         return "UNKNOWN";
     }
@@ -105,11 +105,12 @@ void print_ast(struct ast_node *node, int depth, bool logger_enabled)
     for (int i = 0; i < depth; i++)
         printf("  ");
     printf("%s\n", ast_type_to_string(node->type));
-    if (node->type == AST_WORD || node->type == AST_WORD_ASSIGNMENT || node->type == AST_VARIABLE)
+    if (node->type == AST_WORD || node->type == AST_WORD_ASSIGNMENT
+        || node->type == AST_VARIABLE)
     {
         printf("%s:\n", node->value);
     }
-    //logger(node->value, LOGGER_PARSER, logger_enabled);
+    // logger(node->value, LOGGER_PARSER, logger_enabled);
     for (int i = 0; i < node->children_count; i++)
         print_ast(node->children[i], depth + 1, logger_enabled);
 }
diff --git a/src/execute/Makefile.am b/src/execute/Makefile.am
index 9ea6a98c..996d98a8 100644
--- a/src/execute/Makefile.am
+++ b/src/execute/Makefile.am
@@ -6,4 +6,4 @@ libexecute_a_SOURCES = pipeline.c loop.c ast_eval.c ast_eval.h ../parser/parser.
                 
 
 libexecute_a_CFLAGS = -Wall -Wextra -Werror -Wvla -pedantic -std=c99
-libexecute_a_CPPFLAGS =-I$(top_srcdir)
+libexecute_a_CPPFLAGS =-I$(top_srcdir)/src
diff --git a/src/execute/ast_eval.c b/src/execute/ast_eval.c
index f21c7e54..801645dc 100644
--- a/src/execute/ast_eval.c
+++ b/src/execute/ast_eval.c
@@ -13,9 +13,8 @@
 #include <sys/wait.h>
 #include <unistd.h>
 
-#include "../options/options.h"
-#include "../parser/parser.h"
 #include "builtin.h"
+#include "parser/parser.h"
 
 // true = 0
 // false = 1
@@ -44,7 +43,7 @@ int exec_cmd(struct ast_node *node, bool logger_enabled)
         for (int i = 0; i < node->children_count; i++)
         {
             args[i] = handle_word(node->children[i]);
-            //printf("%s ", args[i]);
+            // printf("%s ", args[i]);
             logger(args[i], LOGGER_EXEC, logger_enabled);
         }
         logger("\n", LOGGER_EXEC, logger_enabled);
diff --git a/src/execute/ast_eval.h b/src/execute/ast_eval.h
index 0c05ffdb..5688c088 100644
--- a/src/execute/ast_eval.h
+++ b/src/execute/ast_eval.h
@@ -11,8 +11,8 @@
 
 #include <stdbool.h>
 
-#include "../ast/ast.h"
-#include "../options/options.h"
+#include "ast/ast.h"
+#include "options/options.h"
 
 /**
  * \brief Evaluates the given AST and returns the exit status of the last
diff --git a/src/execute/ast_variable.c b/src/execute/ast_variable.c
index 05256030..2ccbc001 100644
--- a/src/execute/ast_variable.c
+++ b/src/execute/ast_variable.c
@@ -1,6 +1,6 @@
 #include "ast_eval.h"
 #include "hash_map/hash_map.h"
-#include "../parser/parser.h"
+#include "parser/parser.h"
 
 struct hash_map *variables = NULL;
 
@@ -28,7 +28,7 @@ void set_variable(char *key, char *value)
 char *get_variable(char *key)
 {
     key++;
-    //gerer les variables envirovment
+    // gerer les variables envirovment
     init_variables();
     if (variables == NULL)
     {
@@ -63,7 +63,8 @@ int ast_eval_assignment(struct ast_node *node, bool logger_enabled)
     return 0;
 }
 
-// Small function for handle variable (just check ast_node type and check the hash table)
+// Small function for handle variable (just check ast_node type and check the
+// hash table)
 char *handle_word(struct ast_node *node)
 {
     if (node->type == AST_WORD)
@@ -74,7 +75,6 @@ char *handle_word(struct ast_node *node)
     {
         return get_variable(node->value);
     }
-    //IMPOSSIBLE
+    // IMPOSSIBLE
     return NULL;
-
 }
diff --git a/src/execute/builtin.c b/src/execute/builtin.c
index bb86f5b8..a763e944 100644
--- a/src/execute/builtin.c
+++ b/src/execute/builtin.c
@@ -74,7 +74,8 @@ int echo_fun(struct ast_node *node)
     int j = 1;
     for (int i = 1; i < node->children_count; i++)
     {
-        if (strlen(handle_word(node->children[i])) >= 1 && handle_word(node->children[i])[0] == '-')
+        if (strlen(handle_word(node->children[i])) >= 1
+            && handle_word(node->children[i])[0] == '-')
         {
             if (strspn(handle_word(node->children[i]), "-neE")
                 != strlen(handle_word(node->children[i])))
diff --git a/src/execute/loop.c b/src/execute/loop.c
index e2ed1294..191eb9d2 100644
--- a/src/execute/loop.c
+++ b/src/execute/loop.c
@@ -1,4 +1,4 @@
-#include "../ast/ast.h"
+#include "ast/ast.h"
 #include "ast_eval.h"
 
 int while_loop(struct ast_node *node, bool logger_enabled)
diff --git a/src/execute/pipeline.c b/src/execute/pipeline.c
index ee5747eb..170ce841 100644
--- a/src/execute/pipeline.c
+++ b/src/execute/pipeline.c
@@ -3,7 +3,7 @@
 #include <sys/wait.h>
 #include <unistd.h>
 
-#include "../ast/ast.h"
+#include "ast/ast.h"
 #include "ast_eval.h"
 
 int pipeline_eval(struct ast_node *node, bool logger_enabled)
diff --git a/src/execute/redirections.c b/src/execute/redirections.c
index e7ced60d..98941122 100644
--- a/src/execute/redirections.c
+++ b/src/execute/redirections.c
@@ -1,11 +1,11 @@
-#include "../ast/ast.h"
-#include "ast_eval.h"
-
-#include <unistd.h>
 #include <fcntl.h>
-#include <string.h>
 #include <stdlib.h>
+#include <string.h>
 #include <sys/wait.h>
+#include <unistd.h>
+
+#include "ast/ast.h"
+#include "ast_eval.h"
 
 int redir_output(struct ast_node *node, bool logger_enabled)
 {
diff --git a/src/execute/tests/exec_tests.c b/src/execute/tests/exec_tests.c
index bab27c87..02756a6d 100644
--- a/src/execute/tests/exec_tests.c
+++ b/src/execute/tests/exec_tests.c
@@ -10,12 +10,12 @@
 #include <criterion/redirect.h>
 #include <string.h>
 
-#include "../../io_backend/io_backend.h"
-#include "../../lexer/lexer.h"
-#include "../../parser/parser.h"
-#include "../ast_eval.h"
+#include "execute/ast_eval.h"
+#include "io_backend/io_backend.h"
+#include "lexer/lexer.h"
+#include "parser/parser.h"
 
-TestSuite(exec, .timeout = 1);
+TestSuite(exec, .timeout = 10);
 
 Test(exec, test_exec_simple_command)
 {
diff --git a/src/io_backend/Makefile.am b/src/io_backend/Makefile.am
index e8ba22d4..17881106 100644
--- a/src/io_backend/Makefile.am
+++ b/src/io_backend/Makefile.am
@@ -2,4 +2,4 @@ lib_LIBRARIES = libio.a
 
 libio_a_SOURCES = io_backend.c io_backend.h
 libio_a_CFLAGS = -Wall -Wextra -Werror -Wvla -pedantic -std=c99
-libio_a_CPPFLAGS = -I$(top_srcdir)
+libio_a_CPPFLAGS = -I$(top_srcdir)/src
diff --git a/src/io_backend/tests/io_backend_tests.c b/src/io_backend/tests/io_backend_tests.c
index 24630d53..76e9e126 100644
--- a/src/io_backend/tests/io_backend_tests.c
+++ b/src/io_backend/tests/io_backend_tests.c
@@ -10,9 +10,9 @@
 #include <criterion/redirect.h>
 #include <string.h>
 
-#include "../io_backend.h"
+#include "io_backend/io_backend.h"
 
-TestSuite(io_backend, .timeout = 1);
+TestSuite(io_backend, .timeout = 10);
 
 Test(io_backend, io_backend_direct)
 {
diff --git a/src/lexer/Makefile.am b/src/lexer/Makefile.am
index cb0a3779..1b1fcc5c 100644
--- a/src/lexer/Makefile.am
+++ b/src/lexer/Makefile.am
@@ -2,4 +2,4 @@ lib_LIBRARIES = liblexer.a
 
 liblexer_a_SOURCES = lexer.c lexer_utils.c lexer.h token.h
 liblexer_a_CFLAGS = -Wall -Wextra -Werror -Wvla -pedantic -std=c99
-liblexer_a_CPPFLAGS = -I$(top_srcdir)
+liblexer_a_CPPFLAGS = -I$(top_srcdir)/src
diff --git a/src/lexer/lexer.c b/src/lexer/lexer.c
index 5deee865..1d502b16 100644
--- a/src/lexer/lexer.c
+++ b/src/lexer/lexer.c
@@ -133,16 +133,18 @@ char *get_word(struct lexer *lexer, bool *is_diactivated)
             }
             // Handle the word assignement if it's contain '=' and it's not the
             // first character
-            
+
             else if (lexer->data[lexer->index] == '=' && word_index > 0
                      && lexer->curr_tok.type != TOKEN_DOUBLE_QUOTE
-                     && lexer->curr_tok.type != TOKEN_VARIABLE_VALUE && check_variable_assignement(word))
+                     && lexer->curr_tok.type != TOKEN_VARIABLE_VALUE
+                     && check_variable_assignement(word))
             {
-                lexer->curr_tok.type = TOKEN_WORD_ASSIGNMENT;                
+                lexer->curr_tok.type = TOKEN_WORD_ASSIGNMENT;
                 break;
             }
 
-            else if (lexer->data[lexer->index] == '=' && word_index == 0 && lexer->curr_tok.type == TOKEN_VARIABLE_VALUE)
+            else if (lexer->data[lexer->index] == '=' && word_index == 0
+                     && lexer->curr_tok.type == TOKEN_VARIABLE_VALUE)
             {
                 lexer->index += 1;
             }
@@ -203,8 +205,9 @@ char *get_word(struct lexer *lexer, bool *is_diactivated)
     word = realloc(word, sizeof(char) * (word_index + 1));
     word[word_index] = '\0';
 
-    if (is_number(word) && (lexer->data[lexer->index] == '>'
-            || lexer->data[lexer->index] == '<' ))
+    if (is_number(word)
+        && (lexer->data[lexer->index] == '>'
+            || lexer->data[lexer->index] == '<'))
     {
         lexer->curr_tok.type = TOKEN_IONUMBER;
     }
diff --git a/src/lexer/lexer.h b/src/lexer/lexer.h
index 9826143c..05dfc386 100644
--- a/src/lexer/lexer.h
+++ b/src/lexer/lexer.h
@@ -12,8 +12,8 @@
 #include <stdbool.h>
 #include <stddef.h>
 
+#include "options/options.h"
 #include "token.h"
-#include "../options/options.h"
 
 /**
  * \struct lexer
diff --git a/src/lexer/lexer_utils.c b/src/lexer/lexer_utils.c
index a065a3c6..dca5ead6 100644
--- a/src/lexer/lexer_utils.c
+++ b/src/lexer/lexer_utils.c
@@ -236,7 +236,7 @@ char *handle_double_quote(struct lexer *lexer, bool *is_diactivated, char *word,
                 }
                 else
                 {
-                   *word_index -= 1;
+                    *word_index -= 1;
                 }
                 lexer->index += 1;
             }
diff --git a/src/lexer/tests/lexer2_tests.c b/src/lexer/tests/lexer2_tests.c
index a728cfb2..2422ef5f 100644
--- a/src/lexer/tests/lexer2_tests.c
+++ b/src/lexer/tests/lexer2_tests.c
@@ -11,9 +11,9 @@
 #include <fnmatch.h>
 #include <string.h>
 
-#include "../lexer.h"
+#include "lexer/lexer.h"
 
-TestSuite(lexer2, .timeout = 1);
+TestSuite(lexer2, .timeout = 10);
 
 Test(lexer2, token_and)
 {
@@ -287,7 +287,7 @@ Test(lexer2, token_redir_stick_left_alpha)
     cr_assert_eq(tok.type, TOKEN_WORD);
     cr_assert_str_eq(tok.data, "file");
     token_free(tok);
-    
+
     lexer_free(lexer);
 }
 
@@ -313,7 +313,7 @@ Test(lexer2, token_redir_stick_left_alphanum)
     cr_assert_eq(tok.type, TOKEN_WORD);
     cr_assert_str_eq(tok.data, "file");
     token_free(tok);
-    
+
     lexer_free(lexer);
 }
 
@@ -1038,7 +1038,7 @@ Test(lexer2, variable_distinction_access_all_deactivated2)
     tok = lexer_pop(lexer);
 }
 
-Test (lexer2, personalized_variable)
+Test(lexer2, personalized_variable)
 {
     struct lexer *lexer = lexer_new("echo a=4; echo $b");
     struct token tok = lexer_pop(lexer);
@@ -1046,7 +1046,7 @@ Test (lexer2, personalized_variable)
     cr_assert_str_eq(tok.data, "echo");
     token_free(tok);
 
-    // has to be a word 
+    // has to be a word
     tok = lexer_pop(lexer);
     cr_assert_eq(tok.type, TOKEN_WORD_ASSIGNMENT, "got %d", tok.type);
     cr_assert_str_eq(tok.data, "a");
@@ -1075,7 +1075,7 @@ Test (lexer2, personalized_variable)
     lexer_free(lexer);
 }
 
-Test (lexer2, personalized_variable2)
+Test(lexer2, personalized_variable2)
 {
     struct lexer *lexer = lexer_new("a=4; echo $a");
     struct token tok = lexer_pop(lexer);
@@ -1105,4 +1105,3 @@ Test (lexer2, personalized_variable2)
 
     lexer_free(lexer);
 }
-
diff --git a/src/lexer/tests/lexer_tests.c b/src/lexer/tests/lexer_tests.c
index c4648e27..a91bf37d 100644
--- a/src/lexer/tests/lexer_tests.c
+++ b/src/lexer/tests/lexer_tests.c
@@ -10,9 +10,9 @@
 #include <criterion/redirect.h>
 #include <string.h>
 
-#include "../lexer.h"
+#include "lexer/lexer.h"
 
-TestSuite(lexer, .timeout = 1);
+TestSuite(lexer, .timeout = 10);
 
 Test(lexer, lexer_new_and_free)
 {
diff --git a/src/main.c b/src/main.c
index 1bf003c4..199d945d 100644
--- a/src/main.c
+++ b/src/main.c
@@ -35,7 +35,7 @@ int main(int argc, char **argv)
     }
 
     logger(input, LOGGER_INPUT, logger_enabled);
-    //printf("Input: %s\n", input);
+    // printf("Input: %s\n", input);
     struct lexer *lexer = lexer_new(input);
     /*while (lexer_peek(lexer).type != TOKEN_EOF)
     {
diff --git a/src/options/Makefile.am b/src/options/Makefile.am
index 1297055f..7b8f4567 100644
--- a/src/options/Makefile.am
+++ b/src/options/Makefile.am
@@ -2,4 +2,4 @@ lib_LIBRARIES = liboptions.a
 
 liboptions_a_SOURCES = options.c options.h
 liboptions_a_CFLAGS = -Wall -Wextra -Werror -Wvla -pedantic -std=c99
-liboptions_a_CPPFLAGS = -I$(top_srcdir)
+liboptions_a_CPPFLAGS = -I$(top_srcdir)/src
diff --git a/src/options/options.c b/src/options/options.c
index 3287260d..04d72d5e 100644
--- a/src/options/options.c
+++ b/src/options/options.c
@@ -15,8 +15,6 @@
 #include <string.h>
 #include <unistd.h>
 
-#include "../ast/ast.h"
-
 int is_number(char *str)
 {
     int i = 0;
diff --git a/src/options/options.h b/src/options/options.h
index 7d76d8c4..20778a36 100644
--- a/src/options/options.h
+++ b/src/options/options.h
@@ -12,7 +12,7 @@
 #include <stdbool.h>
 #include <stdio.h>
 
-#include "../ast/ast.h"
+#include "ast/ast.h"
 
 /**
  * \brief Enum for the different logger steps.
@@ -57,7 +57,7 @@ void pretty_print(struct ast_node *ast, bool pretty_print_enabled, int *depths);
  * \brief Check if the given string is a number.
  * \param str The string to check.
  * \return True if the string is a number, false otherwise.
-*/
+ */
 int is_number(char *str);
 
 #endif /* ! OPTIONS_H  */
diff --git a/src/options/tests/options_tests.c b/src/options/tests/options_tests.c
index 00f38f68..284fcd12 100644
--- a/src/options/tests/options_tests.c
+++ b/src/options/tests/options_tests.c
@@ -10,9 +10,9 @@
 #include <criterion/redirect.h>
 #include <string.h>
 
-#include "../options.h"
+#include "options/options.h"
 
-TestSuite(options, .timeout = 1);
+TestSuite(options, .timeout = 10);
 
 Test(options, last_arg_logger)
 {
diff --git a/src/parser/Makefile.am b/src/parser/Makefile.am
index b687f8b9..2ad0c1e2 100644
--- a/src/parser/Makefile.am
+++ b/src/parser/Makefile.am
@@ -6,4 +6,4 @@ libparser_a_SOURCES = parser.c parser.h \
                     ../lexer/lexer.c ../lexer/lexer.h parser_functionnal.c parser_variable.c
 
 libparser_a_CFLAGS = -Wall -Wextra -Werror -Wvla -pedantic -std=c99
-libparser_a_CPPFLAGS =-I$(top_srcdir)
+libparser_a_CPPFLAGS =-I$(top_srcdir)/src
diff --git a/src/parser/parser.c b/src/parser/parser.c
index 9c4c730e..0c331a69 100644
--- a/src/parser/parser.c
+++ b/src/parser/parser.c
@@ -8,7 +8,7 @@
 
 #include "parser.h"
 
-#include "../execute/ast_eval.h"
+#include "execute/ast_eval.h"
 
 /*
 input =
diff --git a/src/parser/parser.h b/src/parser/parser.h
index 7f70be6f..7322ee86 100644
--- a/src/parser/parser.h
+++ b/src/parser/parser.h
@@ -11,10 +11,10 @@
 
 #include <string.h>
 
-#include "../ast/ast.h"
-#include "../lexer/lexer.h"
-#include "../lexer/token.h"
-#include "../options/options.h"
+#include "ast/ast.h"
+#include "lexer/lexer.h"
+#include "lexer/token.h"
+#include "options/options.h"
 
 /**
  * \brief Parse loop the given lexer
diff --git a/src/parser/parser_element.c b/src/parser/parser_element.c
index 46351c2e..fa6aaf7a 100644
--- a/src/parser/parser_element.c
+++ b/src/parser/parser_element.c
@@ -196,9 +196,10 @@ struct ast_node *element(struct lexer *lexer)
     if (parser_peek(lexer) == TOKEN_WORD || parser_peek(lexer) == TOKEN_IF
         || parser_peek(lexer) == TOKEN_THEN || parser_peek(lexer) == TOKEN_ELSE
         || parser_peek(lexer) == TOKEN_ELIF || parser_peek(lexer) == TOKEN_FI
-        || parser_peek(lexer) == TOKEN_DONE || parser_peek(lexer) == TOKEN_WORD_ASSIGNMENT)
+        || parser_peek(lexer) == TOKEN_DONE
+        || parser_peek(lexer) == TOKEN_WORD_ASSIGNMENT)
     {
-        //printf("value=%s\n", lexer_peek(lexer).data);
+        // printf("value=%s\n", lexer_peek(lexer).data);
         struct ast_node *curr = ast_node_word(lexer_peek(lexer).data);
         parser_pop(lexer);
         return curr;
diff --git a/src/parser/tests/parser_tests.c b/src/parser/tests/parser_tests.c
index de6159a3..169d8764 100644
--- a/src/parser/tests/parser_tests.c
+++ b/src/parser/tests/parser_tests.c
@@ -10,10 +10,10 @@
 #include <criterion/redirect.h>
 #include <string.h>
 
-#include "../../ast/ast.h"
-#include "../parser.h"
+#include "ast/ast.h"
+#include "parser/parser.h"
 
-TestSuite(parser, .timeout = 1);
+TestSuite(parser, .timeout = 10);
 
 Test(parser, empty_string)
 {