diff --git a/CMakeLists.txt b/CMakeLists.txt
index ba17da7e..b0cf2a4e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -130,7 +130,7 @@ add_subdirectory(tests)
 #--------------------------------------------------------------------
 # Create shared configuration header
 #--------------------------------------------------------------------
-configure_file(${GLFW_SOURCE_DIR}/src/config.h.cmake 
+configure_file(${GLFW_SOURCE_DIR}/src/config.h.in 
                ${GLFW_BINARY_DIR}/src/config.h @ONLY)
 
 #--------------------------------------------------------------------
diff --git a/src/config.h.cmake b/src/config.h.in
similarity index 100%
rename from src/config.h.cmake
rename to src/config.h.in