diff --git a/docs/changelog.md b/docs/changelog.md
index 14a920e..e503623 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -1,4 +1,4 @@
-1.3.1+
+1.3.1
 -----
  * 수정: [JGRPP] 코드 버그 수정 [#33]
 
diff --git a/ko_signal_set.pnml b/ko_signal_set.pnml
index b4356e0..57a0df6 100644
--- a/ko_signal_set.pnml
+++ b/ko_signal_set.pnml
@@ -9,7 +9,7 @@ grf {
     name :                             string(STR_GRF_NAME_WITH_VER);
     desc :                             string(STR_GRF_DESC);
     url :                              string(STR_GRF_URL);
-    version :                          1300;
+    version :                          1310;
     min_compatible_version :           1;
 
     param 1 {