diff --git a/pkgs/development/tools/dep/default.nix b/pkgs/development/tools/dep/default.nix
index e22be524f021..630b1396944d 100644
--- a/pkgs/development/tools/dep/default.nix
+++ b/pkgs/development/tools/dep/default.nix
@@ -2,7 +2,7 @@
 
 buildGoPackage rec {
   name = "dep-${version}";
-  version = "0.3.1";
+  version = "0.4.0";
   rev = "v${version}";
 
   goPackagePath = "github.com/golang/dep";
@@ -12,7 +12,7 @@ buildGoPackage rec {
     inherit rev;
     owner = "golang";
     repo = "dep";
-    sha256 = "0dsiaqfrp7ihhx10qapkl6zm3dw3rwdgcr9rkvmq8zprcp7njz90";
+    sha256 = "1m325p1brzhqkabibc1ifvrsa589m0077z33l3hzq6ml88qm6nyp";
   };
 
   buildFlagsArray = ("-ldflags=-s -w -X main.commitHash=${rev} -X main.version=${version}");