diff --git a/.gitignore b/.gitignore
index fb7664a9..7593eee3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -82,7 +82,7 @@ bin/*
 compile_commands.json
 
 # Out-of-source build directory
-build/
+/build/
 
 # ccls
 .ccls-cache