diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f220aaa1d72..f11d51b2dc9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -112,6 +112,7 @@ jobs:
     - uses: actions/checkout@v2
     - name: Build CPython
       run: .\PCbuild\build.bat -e -p Win32
+      timeout-minutes: 30
     - name: Display build info
       run: .\python.bat -m test.pythoninfo
     - name: Tests
@@ -130,6 +131,7 @@ jobs:
       run: echo "::add-matcher::.github/problem-matchers/msvc.json"
     - name: Build CPython
       run: .\PCbuild\build.bat -e -p x64
+      timeout-minutes: 30
     - name: Display build info
       run: .\python.bat -m test.pythoninfo
     - name: Tests