diff --git a/Pmodules/modbuild.in b/Pmodules/modbuild.in
index 6aa9543..c202e03 100755
--- a/Pmodules/modbuild.in
+++ b/Pmodules/modbuild.in
@@ -297,6 +297,9 @@ find_variants_files(){
                         || [[ -e "${f}.$(uname -s)" ]] \
                         || files+=( "$f" )
 	done
+	if (( ${#files[@]} == 0 )); then
+		std::die 2 "No suitable variants file found!"
+	fi
         (( nullglob_set == 1 )) && shopt -u nullglob
 	std::upvar "$1" "${files[@]}"
 }