diff --git a/Gemfile b/Gemfile
index f40584d..58ade15 100644
--- a/Gemfile
+++ b/Gemfile
@@ -74,6 +74,6 @@ gem "devise", "~> 4.9"
 
 gem "pagy", "~> 9.3"
 
-gem "chartkick", "~> 5.1"
+gem "chartkick", "~> 5.2"
 
 gem "groupdate", "~> 6.5"
diff --git a/Gemfile.lock b/Gemfile.lock
index a5cc224..2af7c07 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -97,7 +97,7 @@ GEM
       rack-test (>= 0.6.3)
       regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
-    chartkick (5.1.4)
+    chartkick (5.2.1)
     concurrent-ruby (1.3.5)
     connection_pool (2.5.0)
     crass (1.0.6)
@@ -420,7 +420,7 @@ DEPENDENCIES
   bootsnap
   brakeman
   capybara
-  chartkick (~> 5.1)
+  chartkick (~> 5.2)
   debug
   devise (~> 4.9)
   faker