diff --git a/CMakeLists.txt b/CMakeLists.txt
index 12cc0c2..ad0b3e2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,7 +16,7 @@ set (CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules ${CMAKE_MODULE_
 # Make a version file containing the current version from git.
 include (GetGitRevisionDescription)
 git_describe (VERSION "--tags")
-if ("x_${VERSION}" STREQUAL "x_GIT-NOTFOUND")
+if ("x_${VERSION}" STREQUAL "x_GIT-NOTFOUND" OR "x_${VERSION}" STREQUAL "x_HEAD-HASH-NOTFOUND")
   message (WARNING " - Install git to compile a production libmraa!")
   set (VERSION "v0.7.2-dirty")
 endif ()