diff --git a/docs/wasm-shaper.md b/docs/wasm-shaper.md
index 5343aa3..bc37400 100644
--- a/docs/wasm-shaper.md
+++ b/docs/wasm-shaper.md
@@ -357,7 +357,7 @@
 void debugprint1(char* str, int32 arg1)
 void debugprint2(char* str, int32 arg1, int32 arg2)
 void debugprint3(char* str, int32 arg1, int32 arg2, int32 arg3)
-void debugprint3(
+void debugprint4(
     char* str,
     int32 arg1,
     int32 arg2,