diff --git a/Gemfile.lock b/Gemfile.lock
index 99ec32846..f0836b04b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -158,7 +158,7 @@ GEM
     blacklight_advanced_search (8.0.0.alpha2)
       blacklight (>= 7.15, < 9)
       parslet
-    blacklight_heatmaps (1.3.0)
+    blacklight_heatmaps (1.3.1)
       blacklight (>= 7.17.1, < 9)
       leaflet-rails (~> 1.3.0)
       leaflet-sidebar-rails (~> 0.2)