diff --git a/package.json b/package.json
index b8f9091f8b4d1fa6f064e6be119b0e845b80fd25..fb521db1e3411101debb28e67e19280b1b87a9ea 100644
--- a/package.json
+++ b/package.json
@@ -102,7 +102,7 @@
     "npm": "6.4.1",
     "openpgp": "2.6.2",
     "p-all": "1.0.0",
-    "parse-diff": "0.4.2",
+    "parse-diff": "0.5.1",
     "parse-link-header": "1.0.1",
     "pnpm": "2.16.2",
     "registry-auth-token": "3.3.2",
diff --git a/yarn.lock b/yarn.lock
index 1ffed906a1b7621dc9c8664c3f6e2a7c2f0fa7f7..a95d9863d15a604e0fef64c979953cbea2e22377 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6524,10 +6524,10 @@ parallel-transform@^1.1.0:
     inherits "^2.0.3"
     readable-stream "^2.1.5"
 
-parse-diff@0.4.2:
-  version "0.4.2"
-  resolved "https://registry.yarnpkg.com/parse-diff/-/parse-diff-0.4.2.tgz#b173390e916564e8c70ccd37756047941e5b3ef2"
-  integrity sha512-YYQzII66NqysdPgDVxzbdwNXMv5Ww562JSZSXZ4RIPoolzD7yqA4crgD8swrs+JNcvjoZMKMiT4kGcLYvf6IoA==
+parse-diff@0.5.1:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/parse-diff/-/parse-diff-0.5.1.tgz#18b3e82a0765ac1c8796e3854e475073a691c4fb"
+  integrity sha512-/qXjo9x/pFa5bVk/ZXaJD0yr3Tf3Yp6MWWMr4vnUmumDrE0yoE6YDH2A8vmcCD/Ko3tW2o0X+zGYh2zMLXshsg==
 
 parse-entities@^1.0.2, parse-entities@^1.1.0:
   version "1.1.2"