diff --git a/core/assert.h b/core/assert.h
index a48a58e..5bafdd8 100644
--- a/core/assert.h
+++ b/core/assert.h
@@ -6,7 +6,7 @@
     do {                                                                                      \
         if (!(p)) {                                                                           \
             printf("BUG at %s:%d assert(%s)\n", __FILE__, __LINE__, #p);                      \
-            printStackTrace(5);                                                               \
+            printStackTrace(3);                                                               \
             while (1) {                                                                       \
             }                                                                                 \
         }                                                                                     \
@@ -17,7 +17,7 @@
         if (!(p)) {                                                                           \
             printf("BUG at %s:%d assert(%s)\n", __FILE__, __LINE__, #p);                      \
             printf(__VA_ARGS__);                                                              \
-            printStackTrace(5);                                                               \
+            printStackTrace(3);                                                               \
             while (1) {                                                                       \
             }                                                                                 \
         }                                                                                     \