diff --git a/package-lock.json b/package-lock.json
index 20c824dc..174ab977 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -259,9 +259,9 @@
             }
         },
         "less": {
-            "version": "3.5.3",
-            "resolved": "https://registry.npmjs.org/less/-/less-3.5.3.tgz",
-            "integrity": "sha512-MMGXfVYMORHyfwWGOP04HNnDxX874A329FMZEiMuho+QvOXJMyjlsmnf3qUxr1KmwM1E8mVo2bOPbT4A8aF61w==",
+            "version": "3.7.1",
+            "resolved": "https://registry.npmjs.org/less/-/less-3.7.1.tgz",
+            "integrity": "sha512-Cmf5XJlzNklkBC8eAa+Ef16AHUBAkApHNAw3x9Vmn84h2BvGrri5Id7kf6H1n6SN74Fc0WdHIRPlFMxsl0eJkA==",
             "requires": {
                 "errno": "^0.1.1",
                 "graceful-fs": "^4.1.2",
diff --git a/package.json b/package.json
index 505116eb..ffb684ce 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,6 @@
     "name": "dailygraphics",
     "version": "1.0.0",
     "dependencies": {
-        "less": "~3.5.3"
+        "less": "~3.7.1"
     }
 }