diff --git a/pkgs/applications/networking/cluster/helm/default.nix b/pkgs/applications/networking/cluster/helm/default.nix
index 06da7b5a8d2e..01bcfdebd40c 100644
--- a/pkgs/applications/networking/cluster/helm/default.nix
+++ b/pkgs/applications/networking/cluster/helm/default.nix
@@ -9,13 +9,13 @@
 
 buildGoModule (finalAttrs: {
   pname = "kubernetes-helm";
-  version = "3.18.5";
+  version = "3.18.6";
 
   src = fetchFromGitHub {
     owner = "helm";
     repo = "helm";
     rev = "v${finalAttrs.version}";
-    sha256 = "sha256-SVaNuTIBnM9TFk+xy7yvUXX+8BEbfQdbHPTWUuimVw4=";
+    sha256 = "sha256-aUnPLjSt1law6O2M4IQnHB3QiMDYVQ6h//zJbE2vap8=";
   };
   vendorHash = "sha256-Gn2h7a4bu9nWPEiqW9uN8SnKSZ7NRfchfRoFfpp49+M=";