diff --git a/package-lock.json b/package-lock.json
index 56d629cbe..80eee0829 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1961,7 +1961,7 @@
         "q": "^1.5.1",
         "read-pkg": "^3.0.0",
         "read-pkg-up": "^3.0.0",
-        "through2": "^2.0.0"
+        "through2": "^3.0.0"
       },
       "dependencies": {
         "git-raw-commits": {
@@ -1973,13 +1973,24 @@
             "meow": "^4.0.0",
             "split2": "^2.0.0",
             "through2": "^2.0.0"
+          },
+          "dependencies": {
+            "through2": {
+              "version": "2.0.5",
+              "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.5.tgz",
+              "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
+              "requires": {
+                "readable-stream": "~2.3.6",
+                "xtend": "~4.0.1"
+              }
+            }
           }
         },
         "through2": {
-          "version": "2.0.5",
+          "version": "3.0.0",
           "bundled": true,
           "requires": {
-            "readable-stream": "~2.3.6",
+            "readable-stream": "2 || 3",
             "xtend": "~4.0.1"
           }
         }
@@ -2031,14 +2042,14 @@
         "meow": "^4.0.0",
         "semver": "^5.5.0",
         "split": "^1.0.0",
-        "through2": "^2.0.0"
+        "through2": "^3.0.0"
       },
       "dependencies": {
         "through2": {
-          "version": "2.0.5",
+          "version": "3.0.0",
           "bundled": true,
           "requires": {
-            "readable-stream": "~2.3.6",
+            "readable-stream": "2 || 3",
             "xtend": "~4.0.1"
           }
         }
@@ -2059,15 +2070,15 @@
         "lodash": "^4.2.1",
         "meow": "^4.0.0",
         "split2": "^2.0.0",
-        "through2": "^2.0.0",
+        "through2": "^3.0.0",
         "trim-off-newlines": "^1.0.0"
       },
       "dependencies": {
         "through2": {
-          "version": "2.0.5",
+          "version": "3.0.0",
           "bundled": true,
           "requires": {
-            "readable-stream": "~2.3.6",
+            "readable-stream": "2 || 3",
             "xtend": "~4.0.1"
           }
         }
@@ -3730,14 +3741,14 @@
         "lodash.template": "^4.0.2",
         "meow": "^4.0.0",
         "split2": "^2.0.0",
-        "through2": "^2.0.0"
+        "through2": "^3.0.0"
       },
       "dependencies": {
         "through2": {
-          "version": "2.0.5",
+          "version": "3.0.0",
           "bundled": true,
           "requires": {
-            "readable-stream": "~2.3.6",
+            "readable-stream": "2 || 3",
             "xtend": "~4.0.1"
           }
         }
@@ -4031,14 +4042,14 @@
         "fancy-log": "^1.3.2",
         "object-assign": "^4.0.1",
         "plugin-error": "^1.0.1",
-        "through2": "^2.0.0"
+        "through2": "^3.0.0"
       },
       "dependencies": {
         "through2": {
-          "version": "2.0.5",
+          "version": "3.0.0",
           "bundled": true,
           "requires": {
-            "readable-stream": "~2.3.6",
+            "readable-stream": "2 || 3",
             "xtend": "~4.0.1"
           }
         }
@@ -8457,12 +8468,12 @@
       "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
     },
     "through2": {
-      "version": "2.0.5",
-      "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.5.tgz",
-      "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/through2/-/through2-3.0.0.tgz",
+      "integrity": "sha512-8B+sevlqP4OiCjonI1Zw03Sf8PuV1eRsYQgLad5eonILOdyeRsY27A/2Ze8IlvlMvq31OH+3fz/styI7Ya62yQ==",
       "dev": true,
       "requires": {
-        "readable-stream": "~2.3.6",
+        "readable-stream": "2 || 3",
         "xtend": "~4.0.1"
       }
     },
diff --git a/package.json b/package.json
index fc2544526..9d360e7a9 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "sinon": "^5.1.0",
     "sinon-chai": "^3.1.0",
     "temp": "^0.9.0",
-    "through2": "^2.0.0",
+    "through2": "^3.0.0",
     "tmp": "0.0.33",
     "vinyl": "^2.1.0"
   },
diff --git a/packages/conventional-changelog-core/package.json b/packages/conventional-changelog-core/package.json
index c60f39eb0..5461c3c37 100644
--- a/packages/conventional-changelog-core/package.json
+++ b/packages/conventional-changelog-core/package.json
@@ -38,7 +38,7 @@
     "q": "^1.5.1",
     "read-pkg": "^3.0.0",
     "read-pkg-up": "^3.0.0",
-    "through2": "^2.0.0"
+    "through2": "^3.0.0"
   },
   "scripts": {
     "test-windows": "mocha --timeout 30000"
diff --git a/packages/conventional-changelog-writer/package.json b/packages/conventional-changelog-writer/package.json
index c950e1a98..7152b4476 100644
--- a/packages/conventional-changelog-writer/package.json
+++ b/packages/conventional-changelog-writer/package.json
@@ -45,7 +45,7 @@
     "meow": "^4.0.0",
     "semver": "^5.5.0",
     "split": "^1.0.0",
-    "through2": "^2.0.0"
+    "through2": "^3.0.0"
   },
   "scripts": {
     "test-windows": "echo 'make work on windows'"
diff --git a/packages/conventional-commits-parser/package.json b/packages/conventional-commits-parser/package.json
index a4a0944da..2b1481b0a 100644
--- a/packages/conventional-commits-parser/package.json
+++ b/packages/conventional-commits-parser/package.json
@@ -38,7 +38,7 @@
     "lodash": "^4.2.1",
     "meow": "^4.0.0",
     "split2": "^2.0.0",
-    "through2": "^2.0.0",
+    "through2": "^3.0.0",
     "trim-off-newlines": "^1.0.0"
   },
   "scripts": {
diff --git a/packages/git-raw-commits/package.json b/packages/git-raw-commits/package.json
index 2d69d6158..e841187c5 100644
--- a/packages/git-raw-commits/package.json
+++ b/packages/git-raw-commits/package.json
@@ -37,7 +37,7 @@
     "lodash.template": "^4.0.2",
     "meow": "^4.0.0",
     "split2": "^2.0.0",
-    "through2": "^2.0.0"
+    "through2": "^3.0.0"
   },
   "scripts": {
     "test-windows": "mocha --timeout 30000"
diff --git a/packages/gulp-conventional-changelog/package.json b/packages/gulp-conventional-changelog/package.json
index 4224c59df..2b4374f09 100644
--- a/packages/gulp-conventional-changelog/package.json
+++ b/packages/gulp-conventional-changelog/package.json
@@ -39,6 +39,6 @@
     "fancy-log": "^1.3.2",
     "object-assign": "^4.0.1",
     "plugin-error": "^1.0.1",
-    "through2": "^2.0.0"
+    "through2": "^3.0.0"
   }
 }