diff --git a/Modules/CMakeCCompiler.cmake.in b/Modules/CMakeCCompiler.cmake.in
index f22fc2ace..dd6826135 100644
--- a/Modules/CMakeCCompiler.cmake.in
+++ b/Modules/CMakeCCompiler.cmake.in
@@ -1,6 +1,6 @@
 SET(CMAKE_C_COMPILER "@CMAKE_C_COMPILER@")
 SET(CMAKE_AR "@CMAKE_AR@")
 SET(CMAKE_RANLIB "@CMAKE_RANLIB@")
-SET(CMAKE_COMPILER_IS_GNUGCC @CMAKE_COMPILER_IS_GNUGCC@)
+SET(CMAKE_COMPILER_IS_GNUCC @CMAKE_COMPILER_IS_GNUCC@)
 SET(CMAKE_C_COMPILER_LOADED 1)