diff --git a/copy_global_transform.py b/copy_global_transform.py
index 2c3c501261ab7c187eb6c805b2dcfd936cb22efc..17b0337ec1048c7185fa1b1783733c2e0bc91a1f 100644
--- a/copy_global_transform.py
+++ b/copy_global_transform.py
@@ -320,7 +320,7 @@ class OBJECT_OT_paste_transform(Operator):
             mat = self.parse_print_m4(clipboard)
 
         if mat is None:
-            self.report({'ERROR'}, "Clipboard does not contain a valid matrix.")
+            self.report({'ERROR'}, "Clipboard does not contain a valid matrix")
             return {'CANCELLED'}
 
         applicator = {