diff --git a/Gemfile b/Gemfile
index 90a53cb27..e7ecaaf43 100644
--- a/Gemfile
+++ b/Gemfile
@@ -138,7 +138,7 @@ gem "rails-i18n",           "5.1.3"
 gem "markerb",             "1.1.0"
 
 # Map
-gem "leaflet-rails",       "1.3.1"
+gem "leaflet-rails",       "1.5.1"
 
 # Parsing
 
diff --git a/Gemfile.lock b/Gemfile.lock
index e0c5bbd8b..1ebc03856 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -365,7 +365,7 @@ GEM
     jwt (2.1.0)
     kgio (2.11.2)
     kostya-sigar (2.0.6)
-    leaflet-rails (1.3.1)
+    leaflet-rails (1.5.1)
       rails (>= 4.2.0)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
@@ -829,7 +829,7 @@ DEPENDENCIES
   json (= 2.2.0)
   json-schema (= 2.8.1)
   json-schema-rspec (= 0.0.4)
-  leaflet-rails (= 1.3.1)
+  leaflet-rails (= 1.5.1)
   logging-rails (= 0.6.0)
   markdown-it-html5-embed (= 1.0.0)
   markerb (= 1.1.0)