diff --git a/libc/bionic/__strncat_chk.cpp b/libc/bionic/__strncat_chk.cpp
index 4f4b327..296217e 100644
--- a/libc/bionic/__strncat_chk.cpp
+++ b/libc/bionic/__strncat_chk.cpp
@@ -59,7 +59,7 @@
         len--; dest_buf_size--;
 
         if (__predict_false(dest_buf_size == 0)) {
-            __fortify_chk_fail("strncat buffer overflow prevented",
+            __fortify_chk_fail("strncat prevented write past end of buffer",
                                BIONIC_EVENT_STRNCAT_BUFFER_OVERFLOW);
         }