--- CMakeLists.txt.orig
+++ CMakeLists.txt
@@ -306,7 +306,6 @@
 	add_compile_options(-Wwrite-strings)
 	add_compile_options(-Wmissing-prototypes)
 	add_compile_options(-Wbad-function-cast)
-	add_compile_options(-Wimplicit-fallthrough)
 	add_compile_options(-pedantic)
 	add_compile_options(-pedantic-errors)