diff --git a/subprojects/win-flex-bison-binaries/.gitignore b/subprojects/win-flex-bison-binaries/.gitignore
index dd180b4d63..6e28064317 100644
--- a/subprojects/win-flex-bison-binaries/.gitignore
+++ b/subprojects/win-flex-bison-binaries/.gitignore
@@ -1,9 +1,10 @@
 *.sw[op]
 *~
-custom_build_rules
-data/
-FlexLexer.h
-README.txt
-UNISTD_ERROR.readme
+/custom_build_rules/
+/data/
+/FlexLexer.h
+/README.md
+/changelog.md
+/UNISTD_ERROR.readme
 *.exe
 *.zip