diff --git a/pkgs/servers/monitoring/mackerel-agent/default.nix b/pkgs/servers/monitoring/mackerel-agent/default.nix
index f95c4555f630..ba061dbd93c8 100644
--- a/pkgs/servers/monitoring/mackerel-agent/default.nix
+++ b/pkgs/servers/monitoring/mackerel-agent/default.nix
@@ -2,20 +2,20 @@
 
 buildGoModule rec {
   pname = "mackerel-agent";
-  version = "0.77.0";
+  version = "0.77.1";
 
   src = fetchFromGitHub {
     owner = "mackerelio";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-OlrV1mcqDE4Ck7iBg0SrPza+ZGVwqIIYjUPo3XVkJmc=";
+    sha256 = "sha256-BPLAAl4V3LN0I+ReiQX3hJcgdZZ6/7lLfBdwl9HzTHc=";
   };
 
   nativeBuildInputs = [ makeWrapper ];
   nativeCheckInputs = lib.optionals (!stdenv.isDarwin) [ nettools ];
   buildInputs = lib.optionals (!stdenv.isDarwin) [ iproute2 ];
 
-  vendorHash = "sha256-3HWb+fXJO8dn9TrtC8NzagO3I0uwsPINXqJhWZhbDhk=";
+  vendorHash = "sha256-K+T6DxOvVotvTZE8WhWZ0v/T6UqJ5N6xxsdJrr8DQt4=";
 
   subPackages = [ "." ];