diff --git a/knip.ts b/knip.ts
index 9d4fab1d49..2f07834a07 100644
--- a/knip.ts
+++ b/knip.ts
@@ -12,7 +12,7 @@ export default {
                 // Used in playwright-screenshots.sh
                 "wait-on",
             ],
-            ignoreBinaries: ["awk"],
+            ignoreBinaries: ["awk", "printf"],
         },
         "packages/module-api": {},
         "apps/web": {
diff --git a/packages/playwright-common/project.json b/packages/playwright-common/project.json
index 77f9990b89..84d3364f49 100644
--- a/packages/playwright-common/project.json
+++ b/packages/playwright-common/project.json
@@ -18,7 +18,7 @@
         },
         "docker:prebuild": {
             "cache": true,
-            "command": "echo PLAYWRIGHT_VERSION=$(pnpm --silent -- playwright --version | awk '{print $2}') > .env.docker:build",
+            "command": "PLAYWRIGHT_VERSION=$(pnpm --silent -- playwright --version | awk '{print $2}') && printf '%s\\n' \"PLAYWRIGHT_VERSION=$PLAYWRIGHT_VERSION\" \"INPUT_TAGS=\\\"type=ref,event=branch\\ntype=raw,enable={{is_default_branch}},value=$PLAYWRIGHT_VERSION\\\"\" > .env.docker:build",
             "inputs": [{ "runtime": "pnpm --silent -- playwright --version" }],
             "outputs": ["{projectRoot}/.env.docker:build"],
             "options": { "cwd": "packages/playwright-common" }
@@ -35,8 +35,7 @@
                 "build-args": ["PLAYWRIGHT_VERSION"],
                 "context": "{projectRoot}",
                 "metadata": {
-                    "images": ["ghcr.io/element-hq/element-web/playwright-server"],
-                    "tags": ["type=ref,event=branch", "type=raw,enable={{is_default_branch}},value=$PLAYWRIGHT_VERSION"]
+                    "images": ["ghcr.io/element-hq/element-web/playwright-server"]
                 }
             }
         }