diff --git a/pkgs/by-name/gr/grafana-loki/package.nix b/pkgs/by-name/gr/grafana-loki/package.nix
index b6ebed6b689a..f08086dc8797 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 = "3.7.7";
+  version = "3.7.8";
   pname = "grafana-loki";
 
   src = fetchFromGitHub {
     owner = "grafana";
     repo = "loki";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-D9uN3lVJvV7c0G4gT4lA+JEedA21YHZDLnMUSKNiEFE=";
+    hash = "sha256-H+4qSXf0gZL2RCf5o4v4V3/ozLVESdhy0QDEpXbAGuc=";
   };
 
   vendorHash = null;