diff --git a/src/lib/lwp/lwp.c b/src/lib/lwp/lwp.c
index 8592fa43..90bb99b2 100644
--- a/src/lib/lwp/lwp.c
+++ b/src/lib/lwp/lwp.c
@@ -590,9 +590,10 @@ lwpStackCheckUsed(struct lwpProc *newp)
 	    }
 	}
     }
-    lwpStatus(newp, "stack use: %u bytes (of %u total)",
-	      i * (int)sizeof(long) - LWP_REDZONE,
-	      newp->size - 2 * LWP_REDZONE - (int)sizeof(stkalign_t));
+    lwpStatus(newp, "Thread stack %lu used %lu left %lu total",
+	      labs((char *)lp - (char *)newp->lowmark) - LWP_REDZONE,
+	      labs((char *)newp->himark - (char *)lp) - LWP_REDZONE,
+	      labs((char *)newp->himark - (char *)newp->lowmark) - LWP_REDZONE);
 }
 
 #endif