diff --git a/makefile b/makefile
index 5d708a5..bc98f22 100644
--- a/makefile
+++ b/makefile
@@ -22,7 +22,7 @@ clean:
 	rm -f looper integration_test src/*.o
 
 check:
-	cppcheck --enable=all --error-exitcode=1 --suppress=unreadVariable --suppress=missingIncludeSystem --suppress=usleepCalled --suppress=normalCheckLevelMaxBranches src/*.c --library=posix .
+	cppcheck --enable=all --error-exitcode=1 --suppress=missingIncludeSystem --suppress=normalCheckLevelMaxBranches src/*.c --library=posix .
 
 # Optional: Format code using clang-format
 format:
diff --git a/tests/integration.c b/tests/integration.c
index 0119b0e..1d5f446 100644
--- a/tests/integration.c
+++ b/tests/integration.c
@@ -1,6 +1,3 @@
-// cppcheck-suppress missingIncludeSystem
-// cppcheck-suppress usleepCalled
-// cppcheck-suppress normalCheckLevelMaxBranches
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>