diff --git a/thirdparty/CMakeLists.txt b/thirdparty/CMakeLists.txt
index 2f54a7c..04c808b 100644
--- a/thirdparty/CMakeLists.txt
+++ b/thirdparty/CMakeLists.txt
@@ -71,7 +71,7 @@ endif()
 if(APPLE AND CMAKE_SYSTEM_VERSION VERSION_GREATER_EQUAL 18.0.0)
   target_compile_options(pangolin PRIVATE "-Wno-deprecated-declarations")
 
-  if(CMAKE_CXX_COMPILER_ID "AppleClang" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 13.0.0)
+  if(CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 13.0.0)
     target_compile_options(pangolin PRIVATE "-Wno-deprecated-copy")
   endif()