diff --git a/src/add-ons/input_server/methods/canna/rk/dd.c b/src/add-ons/input_server/methods/canna/rk/dd.c
index 08f149f18d..128cd49ec7 100644
--- a/src/add-ons/input_server/methods/canna/rk/dd.c
+++ b/src/add-ons/input_server/methods/canna/rk/dd.c
@@ -1377,7 +1377,7 @@ else if ((mode & (RK_ENABLE_WRITE | RK_DISABLE_WRITE)) == RK_DISABLE_WRITE) {
 }
 	
 	if (newflags != dd->dd_flags) {
-		dicsdir = (char *)malloc(strlen(dd->dd_path + strlen("/dics.dir") + 1));
+		dicsdir = (char *)malloc(strlen(dd->dd_path) + strlen("/dics.dir") + 1);
 		if (dicsdir) {
 			int filemode;