diff --git a/pkgs/development/libraries/drogon/default.nix b/pkgs/development/libraries/drogon/default.nix
index 3e155d6f2d90..2cdc6cfafb36 100644
--- a/pkgs/development/libraries/drogon/default.nix
+++ b/pkgs/development/libraries/drogon/default.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "drogon";
-  version = "1.9.3";
+  version = "1.9.4";
 
   src = fetchFromGitHub {
     owner = "drogonframework";
     repo = "drogon";
     rev = "v${finalAttrs.version}";
-    sha256 = "sha256-en8w8kda0ijg6b6s2WHxHfuGaa+p08928Jw57UBevDU=";
+    sha256 = "sha256-P6blu3EIBzmK1zikFPiV+tvFLfiQhK+cRdClQOhcBSU=";
     fetchSubmodules = true;
   };