diff --git a/justfile b/justfile
index 9929e58..76a6c69 100644
--- a/justfile
+++ b/justfile
@@ -1,6 +1,7 @@
 alias tl:=test-libraries-no-check
 alias pub:=publish
 alias p:=publish
+alias V:=verify-single-scripts
 
 _:
   @just --list
@@ -13,6 +14,9 @@ test-libraries:
 test-libraries-no-check:
   deno test --allow-all --no-check libraries/*
 
+# verify single scripts signature
+verify-single-scripts:
+  script-verify.rs single-scripts/*.ts | grep -v '\[INFO' | grep -v '\[OK'
 
 # publish
 publish: