diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index c915cd1d3..6ce30b5a7 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -9,6 +9,9 @@ on:
 env:
   PROJECT_ID: zealous-zebra
 
+defaults:
+  timeout-minutes: 30
+
 jobs:
   build:
     name: Google Cloud / Test, Build, and Deploy
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7c1ec3aa9..263457f1b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,6 +1,10 @@
 name: CI
+
 on: pull_request
 
+defaults:
+  timeout-minutes: 30
+
 jobs:
 
   test:
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 52ace8904..10fe922e1 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -8,6 +8,9 @@ on:
     branches:
       - main
 
+defaults:
+  timeout-minutes: 30
+
 jobs:
 
   coverage:
diff --git a/.github/workflows/firebase.yml b/.github/workflows/firebase.yml
index 0c01cd553..624bab2f2 100644
--- a/.github/workflows/firebase.yml
+++ b/.github/workflows/firebase.yml
@@ -5,6 +5,9 @@ on:
     branches:
       - main
 
+defaults:
+  timeout-minutes: 30
+
 jobs:
 
   build: