diff --git a/pkgs/servers/monitoring/prometheus/default.nix b/pkgs/servers/monitoring/prometheus/default.nix
index 5259c0d8394..627186e47ac 100644
--- a/pkgs/servers/monitoring/prometheus/default.nix
+++ b/pkgs/servers/monitoring/prometheus/default.nix
@@ -48,7 +48,7 @@ in rec {
   };
 
   prometheus_2 = buildPrometheus {
-    version = "2.11.1";
-    sha256 = "1d4kiv88v1p74cm1wg6wk1cs963xg2rlhkxw86slf9hmldlgww2l";
+    version = "2.12.0";
+    sha256 = "1ci9dc512c1hry1b8jqif0mrnks6w3yagwm3jf69ihcwilr2n7vs";
   };
 }