diff --git a/package-lock.json b/package-lock.json
index bc413b3..1da1eda 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4394,9 +4394,9 @@
       "optional": true
     },
     "php-date-formatter": {
-      "version": "1.3.4",
-      "resolved": "https://registry.npmjs.org/php-date-formatter/-/php-date-formatter-1.3.4.tgz",
-      "integrity": "sha1-CaFa4HZroL6xkAwnwewxnvLkVj4="
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/php-date-formatter/-/php-date-formatter-1.3.6.tgz",
+      "integrity": "sha512-/CKsZYmAwXeNh8KpD/CF9hcJDZNhdb2ICN8+qgqOt5sUu9liZIxZ1R284TNj5MtPt8RjG5X0xn6WSqL0kcKMBg=="
     },
     "pinkie": {
       "version": "2.0.4",
diff --git a/package.json b/package.json
index 209ebd2..510f44c 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   "dependencies": {
     "jquery": ">= 1.7.2",
     "jquery-mousewheel": ">= 3.1.13",
-    "php-date-formatter": "^1.3.4"
+    "php-date-formatter": "^1.3.6"
   },
   "devDependencies": {
     "chai": "^4.1.2",