diff --git a/test/Makefile b/test/Makefile
index 2ca5768..95b38fd 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -10,7 +10,7 @@ HOEL_INCLUDE=../include
 HOEL_LOCATION=../src
 HOEL_LIBRARY=$(HOEL_LOCATION)/libhoel.so
 CC=gcc
-CFLAGS=-Wall -I$(HOEL_INCLUDE) -D_REENTRANT -DDEBUG -g -O0
+CFLAGS=-Wall -Werror -Wextra -I$(HOEL_INCLUDE) -D_REENTRANT -DDEBUG -g -O0
 HOEL_DB_TEST=/tmp/test.db
 LDFLAGS=-lc $(shell pkg-config --libs liborcania) $(shell pkg-config --libs libyder) $(shell pkg-config --libs libhoel) $(shell pkg-config --libs jansson) -L$(HOEL_LIBRARY) $(shell pkg-config --libs check)
 VALGRIND_COMMAND=valgrind --tool=memcheck --leak-check=full --show-leak-kinds=all
diff --git a/test/core.c b/test/core.c
index 786ff97..861dd55 100644
--- a/test/core.c
+++ b/test/core.c
@@ -1107,7 +1107,7 @@ static Suite *hoel_suite(void)
 	return s;
 }
 
-int main(int argc, char *argv[])
+int main(void)
 {
   int number_failed;
   Suite *s;