diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8cee459aa45f3..668ae8542c7c4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,12 +2,17 @@ name: CI
 
 on:
   push:
-    branches: [ "master" ]
+    branches:
+      - master
     paths:
-      - checksum
-      - .github/workflows
+      - checksum/**
+      - .github/workflows/**
   pull_request:
-    branches: [ "master" ]
+    branches:
+      - master
+    paths:
+      - checksum/**
+      - .github/workflows/**
 
 jobs:
   build:
@@ -50,6 +55,12 @@ jobs:
       run: |
         echo "build-output-dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"
 
+    - name: Use libc++
+      if: ${{ matrix.cpp_compiler == 'clang++' }}
+      shell: bash
+      run: |
+        echo "CXXFLAGS=-stdlib=libc++" >> $GITHUB_ENV
+
     - name: Configure CMake
       run: >
         cmake -B ${{ steps.strings.outputs.build-output-dir }}