diff --git a/pkgs/tools/security/teler/default.nix b/pkgs/tools/security/teler/default.nix
index ffcab3a41877..1a66d7aea0dd 100644
--- a/pkgs/tools/security/teler/default.nix
+++ b/pkgs/tools/security/teler/default.nix
@@ -5,19 +5,21 @@
 
 buildGoModule rec {
   pname = "teler";
-  version = "1.2.2";
+  version = "2.0.0-dev.2";
 
   src = fetchFromGitHub {
     owner = "kitabisa";
     repo = "teler";
     rev = "v${version}";
-    sha256 = "sha256-i4106PtoCJt5CY9ahczZYe9GufBkaZS+9Peh0IY9r1M=";
+    hash = "sha256-GlpQBmJ7HSKPFieM7E5NOnqGlUjQv9Ywe6XF5QIi+c4=";
   };
 
-  vendorSha256 = "sha256-TQjwPem+RMuoF5T02CL/CTvBS6W7Q786gTvYUFIvxjE=";
+  vendorHash = "sha256-g2YBMyLDGQZKxDBcZ1mca16jxODnJzcmMfFivBn6SdE=";
 
   ldflags = [
-    "-s" "-w" "-X ktbs.dev/teler/common.Version=${version}"
+    "-s"
+    "-w"
+    "-X ktbs.dev/teler/common.Version=${version}"
   ];
 
   # test require internet access
@@ -31,6 +33,7 @@ buildGoModule rec {
       we collect and provide by the community.
     '';
     homepage = "https://github.com/kitabisa/teler";
+    changelog = "https://github.com/kitabisa/teler/releases/tag/v${version}";
     license = licenses.asl20;
     maintainers = with maintainers; [ fab ];
   };