diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7b41bd6c65..c3451ba8fe 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -188,7 +188,7 @@ set(HAVE_INPUT FALSE)
 set(HAVE_INPUT_1_9 FALSE)
 if (Libinput_FOUND AND UDEV_FOUND)
     set(HAVE_INPUT TRUE)
-    if(Libinput_VERSION VERSION_GREATER_EQUAL "1.9.0")
+    if(${Libinput_VERSION} VERSION_GREATER "1.9.0" OR ${Libinput_VERSION} VERSION_EQUAL "1.9.0")
         set(HAVE_INPUT_1_9 TRUE)
     endif()
 endif()