diff --git a/Ladybird/CMakeLists.txt b/Ladybird/CMakeLists.txt
index 71b2b660d6..bc1aaa5fbf 100644
--- a/Ladybird/CMakeLists.txt
+++ b/Ladybird/CMakeLists.txt
@@ -42,6 +42,9 @@ if (ENABLE_UNDEFINED_SANITIZER)
     if (UNDEFINED_BEHAVIOR_IS_FATAL)
         add_compile_options(-fno-sanitize-recover=undefined)
     endif()
+    if (APPLE AND CMAKE_CXX_COMPILER_ID MATCHES "Clang$" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "17")
+        add_compile_options(-fno-sanitize=function)
+    endif()
     add_link_options(-fsanitize=undefined)
 endif()
 
diff --git a/Meta/Lagom/CMakeLists.txt b/Meta/Lagom/CMakeLists.txt
index 93f43f4233..73b54c8045 100644
--- a/Meta/Lagom/CMakeLists.txt
+++ b/Meta/Lagom/CMakeLists.txt
@@ -105,6 +105,9 @@ if (ENABLE_UNDEFINED_SANITIZER)
     if (UNDEFINED_BEHAVIOR_IS_FATAL)
         add_compile_options(-fno-sanitize-recover=undefined)
     endif()
+    if (APPLE AND CMAKE_CXX_COMPILER_ID MATCHES "Clang$" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "17")
+        add_compile_options(-fno-sanitize=function)
+    endif()
     set(LINKER_FLAGS "${LINKER_FLAGS} -fsanitize=undefined")
 endif()