diff --git a/package-lock.json b/package-lock.json
index d13061d509d2483fc6880e8139639523bab450fc..1e6363cb2c5b59b7c37ca0c5893947c341a1b692 100644
--- a/package-lock.json
+++ b/package-lock.json
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       "dev": true
     },
+    "query-string": {
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/query-string/-/query-string-5.1.1.tgz",
+      "integrity": "sha512-gjWOsm2SoGlgLEdAGt7a6slVOk9mGiXmPFMqrEhLQ68rhQuBnpfs3+EmlvqKyxnCo9/PPlF+9MtY02S1aFg+Jw==",
+      "dev": true,
+      "requires": {
+        "decode-uri-component": "^0.2.0",
+        "object-assign": "^4.1.0",
+        "strict-uri-encode": "^1.0.0"
+      },
+      "dependencies": {
+        "object-assign": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+          "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
+          "dev": true
+        }
+      }
+    },
     "querystring": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/querystring/-/querystring-0.2.0.tgz",
@@ -10469,6 +10913,15 @@
       "integrity": "sha1-LGN/53yJOv0qZj/iGqkIAGjiBSo=",
       "dev": true
     },
+    "responselike": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/responselike/-/responselike-1.0.2.tgz",
+      "integrity": "sha1-kYcg7ztjHFZCvgaPFa3lpG9Loec=",
+      "dev": true,
+      "requires": {
+        "lowercase-keys": "^1.0.0"
+      }
+    },
     "restore-cursor": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/restore-cursor/-/restore-cursor-2.0.0.tgz",
@@ -11205,6 +11658,12 @@
         "readable-stream": "2.3.6"
       }
     },
+    "strict-uri-encode": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-1.1.0.tgz",
+      "integrity": "sha1-J5siXfHVgrH1TmWt3UNS4Y+qBxM=",
+      "dev": true
+    },
     "string-width": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
diff --git a/package.json b/package.json
index d62aad382dea478f8c13d33b63020fe117ba88f4..fe13b78a676bd1902ef97454805fc5701873018d 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "gulp-uglify": "^3.0.1",
     "gulp-zip": "^4.2.0",
     "imagemin-mozjpeg": "^8.0.0",
-    "imagemin-pngquant": "^6.0.0",
+    "imagemin-pngquant": "^7.0.0",
     "run-sequence": "^2.2.0",
     "stylelint": "^9.6.0",
     "stylelint-config-sass-guidelines": "^5.2.0",