diff --git a/tmk_core/protocol/arm_atsam/usb/compiler.h b/tmk_core/protocol/arm_atsam/usb/compiler.h
index d3384398673..7d8350896b5 100644
--- a/tmk_core/protocol/arm_atsam/usb/compiler.h
+++ b/tmk_core/protocol/arm_atsam/usb/compiler.h
@@ -136,7 +136,7 @@
  */
 #if defined(__CC_ARM)
 #  define __always_inline             __forceinline
-#elif (defined __GNUC__)
+#elif (defined __GNUC__ && __GNUC__ <= 6)
 #  define __always_inline             __attribute__((__always_inline__))
 #elif (defined __ICCARM__)
 #  define __always_inline             _Pragma("inline=forced")