diff --git a/pkg/python/gen.lua b/pkg/python/gen.lua
index 7ad1ff99..d50bb4b6 100644
--- a/pkg/python/gen.lua
+++ b/pkg/python/gen.lua
@@ -6,6 +6,13 @@ cflags{
 	'-isystem $builddir/pkg/linux-headers/include',
 }
 
+if config.target.platform:match('[^-]*') == 'x86_64' then
+	cflags{
+		'-D HAVE_GCC_ASM_FOR_X64=1',
+		'-D HAVE_GCC_ASM_FOR_X87=1',
+	}
+end
+
 pkg.deps = {'pkg/linux-headers/headers'}
 local libs = {}
 local modules = load 'modules.lua'
diff --git a/pkg/python/pyconfig.h b/pkg/python/pyconfig.h
index f7ae4f7f..01ae21fc 100644
--- a/pkg/python/pyconfig.h
+++ b/pkg/python/pyconfig.h
@@ -133,8 +133,8 @@
 #define HAVE_GAI_STRERROR 1
 /* #undef HAVE_GAMMA */
 /* #undef HAVE_GCC_ASM_FOR_MC68881 */
-#define HAVE_GCC_ASM_FOR_X64 1
-#define HAVE_GCC_ASM_FOR_X87 1
+/* #undef HAVE_GCC_ASM_FOR_X64 */
+/* #undef HAVE_GCC_ASM_FOR_X87 */
 #define HAVE_GCC_UINT128_T 1
 #define HAVE_GETADDRINFO 1
 #define HAVE_GETC_UNLOCKED 1