diff --git a/.github/workflows/macos-scan-build.yml b/.github/workflows/macos-scan-build.yml
index 5c9252b5..c22b9232 100644
--- a/.github/workflows/macos-scan-build.yml
+++ b/.github/workflows/macos-scan-build.yml
@@ -12,7 +12,7 @@ permissions:
 jobs:
   build:
 
-    runs-on: macos-12
+    runs-on: macOS-13
 
     steps:
     - name: Harden Runner
diff --git a/.github/workflows/macosx_build.yml b/.github/workflows/macosx_build.yml
index 76360f0a..81c6fc3a 100644
--- a/.github/workflows/macosx_build.yml
+++ b/.github/workflows/macosx_build.yml
@@ -12,7 +12,7 @@ permissions:
 jobs:
   build:
 
-    runs-on: macos-12
+    runs-on: macOS-13
 
     steps:
     - name: Harden Runner
diff --git a/CMakeLists.txt b/CMakeLists.txt
index cb33f67c..776e3b4d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,7 +10,7 @@ set(CMAKE_CXX_STANDARD_REQUIRED True)
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
 
-option(PCM_NO_ASAN "Disable address sanitizer" OFF)
+option(PCM_NO_ASAN "Disable address sanitizer" ON)
 option(PCM_FUZZ "Enable fuzzing" OFF)
 option(PCM_BUILD_EXECUTABLES "Build PCM utilities" ON)
 option(PCM_NO_STATIC_LIBASAN "Disable static address sanitizer library" ON)