diff --git a/.gitignore b/.gitignore
index f4f545c..24dbce5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -41,3 +41,17 @@ m4/ltoptions.m4
 m4/ltsugar.m4
 m4/ltversion.m4
 m4/lt~obsolete.m4
+
+# Makefiles
+Makefile
+src/.deps/
+src/Makefile
+tests/.deps/
+tests/Makefile
+
+# Generated code
+src/conf.c
+src/conf.h
+src/config.h
+src/config.h.in
+src/lex.c