diff --git a/gramps/gen/utils/requirements.py b/gramps/gen/utils/requirements.py
index 36b3e4de9fb..d3261e75607 100644
--- a/gramps/gen/utils/requirements.py
+++ b/gramps/gen/utils/requirements.py
@@ -86,7 +86,7 @@ def check_exe(self, executable):
         """
         if executable in self.exe_list:
             return True
-        if search_for(executable):
+        if search_for(executable) or search_for(executable + ".exe"):
             self.exe_list.append(executable)
             return True
         else: