diff --git a/Gemfile.lock b/Gemfile.lock
index fb3bd79..854fcf4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -104,11 +104,10 @@ GEM
     haml (5.0.0)
       temple (>= 0.8.0)
       tilt
-    handlebars_assets (0.20.2)
+    handlebars_assets (0.23.9)
       execjs (~> 2.0)
-      multi_json (~> 1.0)
-      sprockets (>= 2.0.0, < 4.0)
-      tilt (~> 1.2)
+      sprockets (>= 2.0.0)
+      tilt (>= 1.2)
     hike (1.2.3)
     htmlentities (4.3.4)
     http (0.6.4)
@@ -141,7 +140,7 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.14.0)
     mousetrap-rails (1.4.6)
-    multi_json (1.14.1)
+    multi_json (1.15.0)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
     naught (1.0.0)