diff --git a/.github/workflows/linux-firefox.yml b/.github/workflows/linux-firefox.yml
index ade257d1c..f78526840 100644
--- a/.github/workflows/linux-firefox.yml
+++ b/.github/workflows/linux-firefox.yml
@@ -18,7 +18,7 @@ jobs:
     - name: Install Firefox
       uses: browser-actions/setup-firefox@fcf821c621167805dd63a29662bd7cb5676c81a8 # latest
       with:
-        firefox-version: '148.0'
+        firefox-version: '149.0'
     - name: Install Browsertime
       run: npm ci
     - name: Install dependencies
diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 618956844..513805c04 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -30,7 +30,7 @@ jobs:
     - name: Install Firefox
       uses: browser-actions/setup-firefox@fcf821c621167805dd63a29662bd7cb5676c81a8 # latest
       with:
-        firefox-version: '148.0'
+        firefox-version: '149.0'
     - name: Install Browsertime
       run: npm ci
     - name: Run unit tests