diff --git a/vst/cmake/Vst3.cmake b/vst/cmake/Vst3.cmake
index 62c430a7..215ca7a0 100644
--- a/vst/cmake/Vst3.cmake
+++ b/vst/cmake/Vst3.cmake
@@ -257,9 +257,9 @@ if(NOT VST3_PACKAGE_ARCHITECTURE)
     if(APPLE)
         # VST3 packages are universal on Apple, architecture string not needed
     else()
-        if(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64")
+        if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(x86_64|amd64|AMD64)$")
             set(VST3_PACKAGE_ARCHITECTURE "x86_64")
-        elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^i.86$")
+        elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(i.86|x86)$")
             if(WIN32)
                 set(VST3_PACKAGE_ARCHITECTURE "x86")
             else()