diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a45b1f3..e0dd84d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ on:
   workflow_dispatch:
 
 env:
-  MOZC_SHA: 6ae94251cfb13d6e6a48a9b6837d5e4031e30e8a
+  MOZC_SHA: 78d14ff43eb3f0998c1a729951b5f6532fe6483a
 
 jobs:
   lint:
diff --git a/.github/workflows/js.yml b/.github/workflows/js.yml
index e1054aa..180f7c2 100644
--- a/.github/workflows/js.yml
+++ b/.github/workflows/js.yml
@@ -12,7 +12,7 @@ jobs:
   build:
     runs-on: ubuntu-24.04
     env:
-      EMSCRIPTEN_VERSION: '4.0.16'
+      EMSCRIPTEN_VERSION: '4.0.17'
     steps:
       - uses: actions/checkout@v5
         with:
diff --git a/fcitx5-mozc b/fcitx5-mozc
index da801e2..ddb66ae 160000
--- a/fcitx5-mozc
+++ b/fcitx5-mozc
@@ -1 +1 @@
-Subproject commit da801e2c64d6ebfe5d17eff494b0ab8cf024042b
+Subproject commit ddb66ae34adff8cd558dd605e0dde44115620d60