diff --git a/src/Exceptions/ColumnDoesNotExistException.php b/src/Exceptions/ColumnDoesNotExistException.php
index be6a791..c8f5319 100644
--- a/src/Exceptions/ColumnDoesNotExistException.php
+++ b/src/Exceptions/ColumnDoesNotExistException.php
@@ -4,6 +4,4 @@
 
 use Exception;
 
-class ColumnDoesNotExistException extends Exception
-{
-}
+class ColumnDoesNotExistException extends Exception {}
diff --git a/src/Exceptions/MultipleTablesSuppliedException.php b/src/Exceptions/MultipleTablesSuppliedException.php
index 7131fdd..ed85f8f 100644
--- a/src/Exceptions/MultipleTablesSuppliedException.php
+++ b/src/Exceptions/MultipleTablesSuppliedException.php
@@ -4,6 +4,4 @@
 
 use Exception;
 
-class MultipleTablesSuppliedException extends Exception
-{
-}
+class MultipleTablesSuppliedException extends Exception {}
diff --git a/src/Exceptions/TableDoesNotExistException.php b/src/Exceptions/TableDoesNotExistException.php
index 0c996ba..9cbc2fe 100644
--- a/src/Exceptions/TableDoesNotExistException.php
+++ b/src/Exceptions/TableDoesNotExistException.php
@@ -4,6 +4,4 @@
 
 use Exception;
 
-class TableDoesNotExistException extends Exception
-{
-}
+class TableDoesNotExistException extends Exception {}
diff --git a/src/Exceptions/UnsupportedDbDriverException.php b/src/Exceptions/UnsupportedDbDriverException.php
index 542abd5..31e1351 100644
--- a/src/Exceptions/UnsupportedDbDriverException.php
+++ b/src/Exceptions/UnsupportedDbDriverException.php
@@ -4,6 +4,4 @@
 
 use Exception;
 
-class UnsupportedDbDriverException extends Exception
-{
-}
+class UnsupportedDbDriverException extends Exception {}
diff --git a/src/Resolvers/BaseSchemaRulesResolver.php b/src/Resolvers/BaseSchemaRulesResolver.php
index 1e5ea5b..3cd508b 100644
--- a/src/Resolvers/BaseSchemaRulesResolver.php
+++ b/src/Resolvers/BaseSchemaRulesResolver.php
@@ -21,7 +21,7 @@ public function generate(): array
     {
         $tableColumns = $this->getColumnsDefinitionsFromTable();
 
-        $skip_columns = config('schema-rules.skip_columns');
+        $skip_columns = config('schema-rules.skip_columns', []);
 
         $tableRules = [];
         foreach ($tableColumns as $column) {