diff --git a/pkgs/by-name/dc/dcv/package.nix b/pkgs/by-name/dc/dcv/package.nix
index 7e85c9d00b83..870f3b715247 100644
--- a/pkgs/by-name/dc/dcv/package.nix
+++ b/pkgs/by-name/dc/dcv/package.nix
@@ -6,12 +6,12 @@
 
 buildGoModule (finalAttrs: {
   pname = "dcv";
-  version = "v0.3.1";
+  version = "0.3.1";
 
   src = fetchFromGitHub {
     owner = "tokuhirom";
     repo = "dcv";
-    tag = "${finalAttrs.version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-OwfGZq+ce6RNb5dhNHsQ15iMPoEp7QlaYIUVYIiVqmI=";
   };