diff --git a/Gemfile.lock b/Gemfile.lock
index abfd72c..5f3cfff 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,6 +3,7 @@ PATH
   specs:
     matey (0.1.5)
       ahoy_matey (~> 4.0)
+      chartkick (~> 5.0.4)
       groupdate (~> 6.4.0)
       view_component (~> 2.74)
 
@@ -81,6 +82,7 @@ GEM
     ast (2.4.2)
     base64 (0.1.1)
     builder (3.2.4)
+    chartkick (5.0.4)
     concurrent-ruby (1.2.2)
     crass (1.0.6)
     date (3.3.3)