diff --git a/.github/workflows/PullRequest.yml b/.github/workflows/PullRequest.yml
index 3d1ce56e..48999907 100644
--- a/.github/workflows/PullRequest.yml
+++ b/.github/workflows/PullRequest.yml
@@ -5,13 +5,13 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up PATH
         run: echo "${ANDROID_HOME}/build-tools/30.0.1" >> $GITHUB_PATH
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v4
         with:
           java-version: '17'
           distribution: 'temurin'
diff --git a/.github/workflows/Push.yml b/.github/workflows/Push.yml
index d46dddfe..e2f328ce 100644
--- a/.github/workflows/Push.yml
+++ b/.github/workflows/Push.yml
@@ -5,13 +5,13 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set Android SDK tools
         run: echo "$ANDROID_HOME/build-tools/30.0.3" >> $GITHUB_PATH
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v4
         with:
           java-version: '17'
           distribution: 'temurin'
diff --git a/.github/workflows/Release.yml b/.github/workflows/Release.yml
index 76dc17c1..1bd4415d 100644
--- a/.github/workflows/Release.yml
+++ b/.github/workflows/Release.yml
@@ -7,13 +7,13 @@ jobs:
     env:
       GH_REPO: ${{ github.repository }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set Android SDK tools
         run: echo "$ANDROID_HOME/build-tools/30.0.3" >> $GITHUB_PATH
 
       - name: Set up JDK 17
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v4
         with:
           java-version: '17'
           distribution: 'temurin'
diff --git a/main/src/net/liplum/registry/CioHoloUnit.kt b/main/src/net/liplum/registry/CioHoloUnit.kt
index 131d73ad..4afa7f24 100644
--- a/main/src/net/liplum/registry/CioHoloUnit.kt
+++ b/main/src/net/liplum/registry/CioHoloUnit.kt
@@ -151,7 +151,7 @@ object CioHoloUnit {
                 }
             }
             drawer = DrawMulti {
-                +DrawBuild {
+                +DrawBuild<HoloProjectorBuild> {
                     val v = Vec2()
                     val focus: HoloProjectorBuild.() -> Vec2 = {
                         val len = 3.8f + Mathf.absin(projecting, 3.0f, 0.6f)