diff --git a/cmake/Modules/DetectStdPmr.cmake b/cmake/Modules/DetectStdPmr.cmake
index cbea923..9651057 100644
--- a/cmake/Modules/DetectStdPmr.cmake
+++ b/cmake/Modules/DetectStdPmr.cmake
@@ -26,6 +26,9 @@
 #
 # Detect whether polymorphic allocators are available on the system.
 
+# Always use std::pmr for vcpkg port, to avoid compiling vendored source file.
+return()
+
 # Special case for macOS when the CMAKE_OSX_DEPLOYMENT_TARGET is set to anything
 # less than 14. For some reason, std::pmr is still detectable, but the resulting
 # binary dies with a dyld missing symbol error.