diff --git a/CMake.gitignore b/CMake.gitignore
index 7e25564f9ec13bba1dc477acdf09530bbb19c422..46f42f8f3ce85fc4e5a5c204ba75936ae6a636a9 100644
--- a/CMake.gitignore
+++ b/CMake.gitignore
@@ -8,3 +8,4 @@ cmake_install.cmake
 install_manifest.txt
 compile_commands.json
 CTestTestfile.cmake
+_deps