diff --git a/.github/workflows/wpt.yml b/.github/workflows/wpt.yml
index 9d25847d..3e401cc4 100644
--- a/.github/workflows/wpt.yml
+++ b/.github/workflows/wpt.yml
@@ -40,7 +40,7 @@ jobs:
 
     runs-on: ubuntu-latest
     container:
-      image: ghcr.io/browsercore/zig-browsercore:0.11.0
+      image: ghcr.io/browsercore/zig-browsercore:0.12.0-dev.1773-8a8fd47d2
       credentials:
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/zig-fmt.yml b/.github/workflows/zig-fmt.yml
index 189e7c51..a21a831e 100644
--- a/.github/workflows/zig-fmt.yml
+++ b/.github/workflows/zig-fmt.yml
@@ -27,7 +27,7 @@ jobs:
 
     runs-on: ubuntu-latest
     container:
-      image: ghcr.io/browsercore/zig:0.11.0
+      image: ghcr.io/browsercore/zig:0.12.0-dev.1773-8a8fd47d2
       credentials:
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/zig-test.yml b/.github/workflows/zig-test.yml
index 45503e3f..7f6effb3 100644
--- a/.github/workflows/zig-test.yml
+++ b/.github/workflows/zig-test.yml
@@ -38,7 +38,7 @@ jobs:
 
     runs-on: ubuntu-latest
     container:
-      image: ghcr.io/browsercore/zig-browsercore:0.11.0
+      image: ghcr.io/browsercore/zig-browsercore:0.12.0-dev.1773-8a8fd47d2
       credentials:
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}