diff --git a/Makefile.am b/Makefile.am
index 3720f2c..0e109e3 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -14,7 +14,7 @@ cava_SOURCES = cava.c config.c input/common.c input/fifo.c input/shmem.c \
 cava_LDFLAGS = -L/usr/local/lib -Wl,-rpath /usr/local/lib
 cava_CPPFLAGS = -DPACKAGE=\"$(PACKAGE)\" -DVERSION=\"$(VERSION)\" \
            -D_POSIX_SOURCE -D _POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE_EXTENDED
-cava_CFLAGS = -std=c99 -Wall -Wextra -Wno-unused-result -Wno-maybe-uninitialized 
+cava_CFLAGS = -std=c99 -Wall -Werror -Wextra -Wno-unused-result -Wno-unknown-warning-option -Wno-maybe-uninitialized
 
 if OSX
     cava_CFLAGS += -DNORT