diff --git a/.buildkite/linux_amd64.yml b/.buildkite/linux_amd64.yml
index c9e5a06..1ff417c 100644
--- a/.buildkite/linux_amd64.yml
+++ b/.buildkite/linux_amd64.yml
@@ -2,16 +2,12 @@ agents:
   queue: "agent-runners-linux-amd64"
 
 steps:
-  - label: ":bazel: Build on gcc"
+  - label: ":bazel: Build and Test on gcc"
     commands:
-      - CC=gcc bazelisk build //...
-  - label: ":bazel: Test on gcc"
-    commands:
-      - CC=gcc bazelisk test //...
+      - CC=gcc bazelisk build --config=default_compiler_opt //...
+      - CC=gcc bazelisk test --config=default_compiler_opt //...
 
-  - label: ":bazel: Build on Clang"
-    commands:
-      - CC=clang bazelisk build //...
-  - label: ":bazel: Test on Clang"
+  - label: ":bazel: Build and Test on Clang"
     commands:
-      - CC=clang bazelisk test //...
+      - CC=clang bazelisk build --config=default_compiler_opt //...
+      - CC=clang bazelisk test --config=default_compiler_opt //...
diff --git a/.buildkite/windows_amd64.yml b/.buildkite/windows_amd64.yml
index ad18bd5..c79e162 100644
--- a/.buildkite/windows_amd64.yml
+++ b/.buildkite/windows_amd64.yml
@@ -4,7 +4,5 @@ agents:
 steps:
   - label: ":bazel: Build"
     commands:
-      - bazelisk build //...
-  - label: ":bazel: Test"
-    commands:
-      - bazelisk test //...
+      - bazelisk build --config=microsoft_compiler_opt //...
+      - bazelisk test --config=microsoft_compiler_opt //...
diff --git a/.github/workflows/ProjectCore.yml b/.github/workflows/ProjectCore.yml
index cfc2786..d1b7c63 100644
--- a/.github/workflows/ProjectCore.yml
+++ b/.github/workflows/ProjectCore.yml
@@ -20,9 +20,9 @@ jobs:
         path: "~/.cache/bazel"
         key: bazel
     - name: Building...
-      run: bazelisk build //...
+      run: bazelisk build --config=microsoft_compiler_opt //...
     - name: Testing...
-      run: bazelisk test //...
+      run: bazelisk test --config=microsoft_compiler_opt //...
       
   ubuntu-latest-gcc:
     runs-on: ubuntu-latest
@@ -37,9 +37,9 @@ jobs:
     - name: Version
       run: gcc --version
     - name: Building...
-      run: CC=gcc bazelisk build //...
+      run: CC=gcc bazelisk build --config=default_compiler_opt //...
     - name: Testing...
-      run: CC=gcc bazelisk test //...
+      run: CC=gcc bazelisk test --config=default_compiler_opt //...
 
   ubuntu-latest-clang:
     runs-on: ubuntu-latest
@@ -59,6 +59,6 @@ jobs:
     - name: Version
       run: clang --version
     - name: Building...
-      run: CC=clang++-17 bazelisk build //...
+      run: CC=clang++-17 bazelisk build --config=default_compiler_opt //...
     - name: Testing...
-      run: CC=clang++-17 bazelisk test //...
+      run: CC=clang++-17 bazelisk test --config=default_compiler_opt //...