diff --git a/src/throw_assert.h b/src/throw_assert.h
index 261bd4bd844b06993b10e30057e2093964023d68..ff0a936d769cb58fc35b5426b09ed2c4eb6d22b6 100644
--- a/src/throw_assert.h
+++ b/src/throw_assert.h
@@ -8,3 +8,4 @@
 #include <assert.h>
 #define throw_assert(a) { assert(a); } 
 #endif
+#endif