diff --git a/freeglut/freeglut/CMakeLists.txt b/freeglut/freeglut/CMakeLists.txt
index 71fe6c9..c6713ab 100644
--- a/freeglut/freeglut/CMakeLists.txt
+++ b/freeglut/freeglut/CMakeLists.txt
@@ -325,7 +325,7 @@ IF(UNIX AND NOT(ANDROID OR BLACKBERRY OR FREEGLUT_WAYLAND))
         CHECK_INCLUDE_FILES("${X11_Xinput_INCLUDE_PATH}/X11/extensions/XInput2.h" HAVE_X11_EXTENSIONS_XINPUT2_H)
         LIST(APPEND LIBS ${X11_Xinput_LIB})
     ELSE()
-        MESSAGE(FATAL_ERROR, "Missing X11's XInput.h (X11/extensions/XInput.h)")
+        MESSAGE(FATAL_ERROR "Missing X11's XInput.h (X11/extensions/XInput.h)")
     ENDIF()
 ENDIF()
 IF(ANDROID)