diff --git a/.gitignore b/.gitignore
index 8cdbee1da..e94070c98 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,9 +1,13 @@
-deps/3rd/*
+./deps/3rd
+./deps/libevent
+./deps/googletest
+./deps/jsoncpp
+./deps/benchmark
 .vscode
 !.vscode/tasks.json
 !.vscode/launch.json
 .VSCodeCounter/*
-docs/doxy/
+./docs/doxy/
 build/*
 build_*
 cmake-build-*/*
@@ -13,19 +17,16 @@ build
 .idea
 .ccls-cache
 compile_commands.json
-.name
-miniob.iml
-vcs.xml
-workspace.xml
-modules.xml
+./.name
+./miniob.iml
+./vcs.xml
+./workspace.xml
+./modules.xml
 GRTAGS
 GPATH
 GTAGS
 docs/book
 #*#
-
-# ignore generated files
-src/observer/sql/parser/lex_sql.cpp
-src/observer/sql/parser/lex_sql.h
-src/observer/sql/parser/yacc_sql.cpp
-src/observer/sql/parser/yacc_sql.hpp
+deps/3rd/libevent
+deps/3rd/libevent
+miniob/db/sys/