diff --git a/CMakeLists.txt b/CMakeLists.txt
index f5a26d50..ac0967e2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -92,13 +92,9 @@ endif()
 include(DetectArchitecture)
 if (MSVC)
     detect_architecture("_M_AMD64" x86_64)
-    detect_architecture("_M_IX86" x86)
-    detect_architecture("_M_ARM" ARM)
     detect_architecture("_M_ARM64" Aarch64)
 else()
     detect_architecture("__x86_64__" x86_64)
-    detect_architecture("__i386__" x86)
-    detect_architecture("__arm__" ARM)
     detect_architecture("__aarch64__" Aarch64)
 endif()
 if (NOT DEFINED ARCHITECTURE)