diff --git a/src/Makefile.cfg b/src/Makefile.cfg
index 2e300115a..70e300ef7 100644
--- a/src/Makefile.cfg
+++ b/src/Makefile.cfg
@@ -222,6 +222,10 @@ endif
 ifdef GCC61
  WFLAGS+=-Wno-tautological-compare -Wno-error=tautological-compare
 endif
+ifdef GCC72
+ WFLAGS+=-Wno-error=implicit-fallthroug
+ WFLAGS+=-Wno-implicit-fallthroug
+endif
 ifdef GCC80
  WFLAGS+=-Wno-error=format-overflow
  WFLAGS+=-Wno-error=stringop-truncation