diff --git a/Makefile.cfg b/Makefile.cfg
index c075439e1e1b3a76d44ccba99c4e650dff1f17f7..f5eabf13a91a12800ca37c834a17aa1e6be061cb 100644
--- a/Makefile.cfg
+++ b/Makefile.cfg
@@ -108,7 +108,7 @@ XMLDIR := default
 CPPFLAGS += -DYY_NO_INPUT
 
 # Flags shared between C and C++
-COMPILERFLAGS := -Wall -Wpedantic -Wextra -Wparentheses -Wmisleading-indentation -Wduplicated-cond -Wnonnull
+COMPILERFLAGS := -Wall
 
 # 'Hardcore' settings
 # Unlikely to work for GCC below 4.x