diff --git a/setup.py b/setup.py
index 4edba2a..11811c2 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@
 else:
     kernel41 = None
 
-CFLAGS = ['-Wall', '-Werror', '-Wextra', '-Wno-missing-field-initializers' ]
+CFLAGS = ['-Wall', '-Werror', '-Wextra', '-Wno-missing-field-initializers', '-Wno-cast-function-type', '-Wno-format-truncation' ]
 
 classifiers = ['Development Status :: 3 - Alpha',
                'Operating System :: POSIX :: Linux',