diff --git a/Gemfile.lock b/Gemfile.lock
index 1fe672c8..6bd0e5a7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,7 +48,7 @@ GEM
     pp (0.6.3)
       prettyprint
     prettyprint (0.2.0)
-    prism (1.7.0)
+    prism (1.8.0)
     psych (5.3.1)
       date
       stringio
@@ -58,9 +58,10 @@ GEM
     rbi (0.3.9)
       prism (~> 1.0)
       rbs (>= 3.4.4)
-    rbs (4.0.0.dev.4)
+    rbs (4.0.0.dev.5)
       logger
       prism (>= 1.3.0)
+      tsort
     rdoc (7.0.3)
       erb
       psych (>= 4.0.0)