diff --git a/lib/pls/include/pls/internal/base/error_handling.h b/lib/pls/include/pls/internal/base/error_handling.h
index 341b7fb..15a2df6 100644
--- a/lib/pls/include/pls/internal/base/error_handling.h
+++ b/lib/pls/include/pls/internal/base/error_handling.h
@@ -12,6 +12,6 @@
  * (or its inclusion adds too much overhead).
  */
 #define PLS_ERROR(msg) printf("%s\n", msg); exit(1);
-#define PLS_ASSERT(cond, msg) if (!cond) { PLS_ERROR(msg) }
+#define PLS_ASSERT(cond, msg) if (!(cond)) { PLS_ERROR(msg) }
 
 #endif //PLS_ERROR_HANDLING_H