diff --git a/pkgs/servers/monitoring/prometheus/mysqld-exporter.nix b/pkgs/servers/monitoring/prometheus/mysqld-exporter.nix
index 3ef947b28738..8787a39de32a 100644
--- a/pkgs/servers/monitoring/prometheus/mysqld-exporter.nix
+++ b/pkgs/servers/monitoring/prometheus/mysqld-exporter.nix
@@ -2,7 +2,7 @@
 
 buildGoPackage rec {
   pname = "mysqld_exporter";
-  version = "0.11.0";
+  version = "0.12.1";
   rev = "v${version}";
 
   goPackagePath = "github.com/prometheus/mysqld_exporter";
@@ -11,7 +11,7 @@ buildGoPackage rec {
     inherit rev;
     owner = "prometheus";
     repo = "mysqld_exporter";
-    sha256 = "1684jf96dy5bs0y0689vlcw82lqw8kw2phlnp6pq1cq56fcwdxjn";
+    sha256 = "0nzbfzx4dzs3cagdid1fqddrqimgr8x6r8gmmxglrss05c8srgs8";
   };
 
   meta = with stdenv.lib; {