diff --git a/.gitignore b/.gitignore
index 3f51360..bfe3068 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,6 +17,7 @@ cmake_install.cmake
 CMakeCache.txt
 install_manifest.txt
 version.h
+config.h
 CTestTestfile.cmake
 DartConfiguration.tcl