diff --git a/src/textprop.c b/src/textprop.c
index 9255003..78696fc 100644
--- a/src/textprop.c
+++ b/src/textprop.c
@@ -605,7 +605,7 @@
 
     if (argvars[0].v_type != VAR_DICT || argvars[0].vval.v_dict == NULL)
     {
-	emsg(_(e_invarg));
+	emsg(_(e_dictreq));
 	return;
     }
     dict = argvars[0].vval.v_dict;