diff --git a/.gitignore b/.gitignore
index 2311fa4..fd05eb5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,5 @@ build/CTestTestfile.cmake
 build/Makefile
 build/cmake_install.cmake
 build/compile_commands.json
+.cache/clangd/index
+build/.cache/clangd/index