diff --git a/Gemfile.lock b/Gemfile.lock
index d4dc4f1..b92641a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -18,8 +18,9 @@ GEM
     prettier_print (1.2.1)
     prism (1.9.0)
     rake (13.3.1)
-    rbs (3.10.3)
+    rbs (4.0.0)
       logger
+      prism (>= 1.6.0)
       tsort
     simplecov (0.22.0)
       docile (~> 1.1)