diff --git a/.github/workflows/build-macos.yml b/.github/workflows/build-macos.yml
index 6622809a9..b1d1461d7 100644
--- a/.github/workflows/build-macos.yml
+++ b/.github/workflows/build-macos.yml
@@ -14,7 +14,7 @@ jobs:
       GTSAM_BUILD_UNSTABLE: ${{ matrix.build_unstable }}
 
     strategy:
-      fail-fast: false
+      fail-fast: true
       matrix:
         # Github Actions requires a single row to be added to the build matrix.
         # See https://help.github.com/en/articles/workflow-syntax-for-github-actions.
diff --git a/.github/workflows/build-python.yml b/.github/workflows/build-python.yml
index 5793f1955..4dc4ddb09 100644
--- a/.github/workflows/build-python.yml
+++ b/.github/workflows/build-python.yml
@@ -14,7 +14,7 @@ jobs:
       PYTHON_VERSION: ${{ matrix.python_version }}
 
     strategy:
-      fail-fast: false
+      fail-fast: true
       matrix:
         # Github Actions requires a single row to be added to the build matrix.
         # See https://help.github.com/en/articles/workflow-syntax-for-github-actions.
diff --git a/.github/workflows/build-special.yml b/.github/workflows/build-special.yml
index 1c5ad36ed..9a6752068 100644
--- a/.github/workflows/build-special.yml
+++ b/.github/workflows/build-special.yml
@@ -15,7 +15,7 @@ jobs:
       BOOST_VERSION: 1.67.0
 
     strategy:
-      fail-fast: false
+      fail-fast: true
 
       matrix:
         # Github Actions requires a single row to be added to the build matrix.
@@ -38,7 +38,7 @@ jobs:
             version: "14"
             flag: deprecated
 
-            - name: ubuntu-clang-quaternions
+          - name: ubuntu-clang-quaternions
             os: ubuntu-22.04
             compiler: clang
             version: "14"
diff --git a/.github/workflows/build-windows.yml b/.github/workflows/build-windows.yml
index ef2500b46..24fa9b7ca 100644
--- a/.github/workflows/build-windows.yml
+++ b/.github/workflows/build-windows.yml
@@ -16,7 +16,7 @@ jobs:
       BOOST_EXE: boost_1_72_0-msvc-14.2
 
     strategy:
-      fail-fast: false
+      fail-fast: true
       matrix:
         # Github Actions requires a single row to be added to the build matrix.
         # See https://help.github.com/en/articles/workflow-syntax-for-github-actions.