diff --git a/pkgs/development/python-modules/pybase62/default.nix b/pkgs/development/python-modules/pybase62/default.nix
index eb0128481761..3b9cc45ed37b 100644
--- a/pkgs/development/python-modules/pybase62/default.nix
+++ b/pkgs/development/python-modules/pybase62/default.nix
@@ -9,7 +9,7 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "pybase62";
-  version = "0.5.0";
+  version = "1.0.0";
   pyproject = true;
 
   __structuredAttrs = true;
@@ -17,7 +17,7 @@ buildPythonPackage (finalAttrs: {
   src = fetchFromGitHub {
     owner = "suminb";
     repo = "base62";
-    tag = finalAttrs.version;
+    tag = "v${finalAttrs.version}";
     hash = "sha256-/H16MT3mKCdXItoeOn1LWTHlgWmtwJdQHUaCp18eMz0=";
   };
 
@@ -32,7 +32,7 @@ buildPythonPackage (finalAttrs: {
   meta = {
     description = "Module for base62 encoding";
     homepage = "https://github.com/suminb/base62";
-    changelog = "https://github.com/suminb/base62/releases/tag/${finalAttrs.src.tag}";
+    changelog = "https://github.com/suminb/base62/releases/tag/v${finalAttrs.src.tag}";
     license = lib.licenses.bsd2WithViews;
     maintainers = with lib.maintainers; [ fab ];
   };