diff --git a/Tools/ardupilotwaf/chibios.py b/Tools/ardupilotwaf/chibios.py
index b8ce0937ca..0c1e4196c0 100644
--- a/Tools/ardupilotwaf/chibios.py
+++ b/Tools/ardupilotwaf/chibios.py
@@ -190,12 +190,6 @@ def setup_can_build(cfg):
         '-DUAVCAN_STM32_NUM_IFACES=2'
         ]
 
-    (major, minor, patchlevel) = cfg.env.CC_VERSION
-    if int(major) >= 5 and int(minor) > 1:
-        env.CXXFLAGS += [
-            '-Wno-error=suggest-override',
-        ]
-
     env.DEFINES += [
         'UAVCAN_CPP_VERSION=UAVCAN_CPP03',
         'UAVCAN_NO_ASSERTIONS=1',