diff --git a/cmake/archdetect.cmake b/cmake/archdetect.cmake
index b1bd9cc6..9e07e126 100644
--- a/cmake/archdetect.cmake
+++ b/cmake/archdetect.cmake
@@ -69,7 +69,7 @@ if (USE_CPU_NATIVE)
 else()
     if (SIMDE_BACKEND)
         if (ARCH_IA32 OR ARCH_X86_64)
-            set(GNUCC_ARCH x86-64-v2)
+            set(GNUCC_ARCH ${X86_ARCH})
             set(TUNE_FLAG generic)
         elseif(ARCH_AARCH64)
             set(GNUCC_ARCH armv8-a)
@@ -85,7 +85,7 @@ else()
             set(TUNE_FLAG generic)
         endif()
     elseif (ARCH_IA32 OR ARCH_X86_64)
-        set(GNUCC_ARCH x86-64-v2)
+        set(GNUCC_ARCH ${X86_ARCH})
         set(TUNE_FLAG generic)
     elseif(ARCH_AARCH64)
         if (BUILD_SVE2_BITPERM)