diff --git a/pkgs/by-name/gr/grafana-loki/package.nix b/pkgs/by-name/gr/grafana-loki/package.nix
index c712c39e49eb..f8cb2576672d 100644
--- a/pkgs/by-name/gr/grafana-loki/package.nix
+++ b/pkgs/by-name/gr/grafana-loki/package.nix
@@ -9,14 +9,14 @@
 }:
 
 buildGoModule (finalAttrs: {
-  version = "3.7.2";
+  version = "3.7.3";
   pname = "grafana-loki";
 
   src = fetchFromGitHub {
     owner = "grafana";
     repo = "loki";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-2VM5/SMgjxHraP+7H+AmDor9g4r+xglhqd/cVL7mCgQ=";
+    hash = "sha256-2dqwnM2+9+P/ZIiz5Z9JPN9WicHLRzq9xn6jG1OBqLs=";
   };
 
   vendorHash = null;