diff --git a/package-lock.json b/package-lock.json
index 41f9949..6a6429b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2185,6 +2185,16 @@
           "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
           "dev": true
         },
+        "through2": {
+          "version": "2.0.3",
+          "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.3.tgz",
+          "integrity": "sha1-AARWmzfHx0ujnEPzzteNGtlBQL4=",
+          "dev": true,
+          "requires": {
+            "readable-stream": "^2.1.5",
+            "xtend": "~4.0.1"
+          }
+        },
         "vinyl": {
           "version": "0.5.3",
           "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.5.3.tgz",
@@ -5327,12 +5337,11 @@
       }
     },
     "through2": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.3.tgz",
-      "integrity": "sha1-AARWmzfHx0ujnEPzzteNGtlBQL4=",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/through2/-/through2-3.0.1.tgz",
+      "integrity": "sha512-M96dvTalPT3YbYLaKaCuwu+j06D/8Jfib0o/PxbVt6Amhv3dUAtW6rTV1jPgJSBG83I/e04Y6xkVdVhSRhi0ww==",
       "requires": {
-        "readable-stream": "2.3.6",
-        "xtend": "4.0.1"
+        "readable-stream": "2 || 3"
       }
     },
     "tildify": {
@@ -5866,7 +5875,8 @@
     "xtend": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
+      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+      "dev": true
     },
     "y18n": {
       "version": "4.0.0",
diff --git a/package.json b/package.json
index eb45e17..27e18c2 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
     "fancy-log": "^1.3.2",
     "plugin-error": "^1.0.1",
     "sharp": "^0.24.0",
-    "through2": "^2.0.3"
+    "through2": "^3.0.1"
   },
   "devDependencies": {
     "assert": "^2.0.0",