diff --git a/pkgs/development/tools/packer/default.nix b/pkgs/development/tools/packer/default.nix
index b44f50a37ad8..8570e10a07c3 100644
--- a/pkgs/development/tools/packer/default.nix
+++ b/pkgs/development/tools/packer/default.nix
@@ -1,7 +1,7 @@
 { stdenv, buildGoPackage, fetchFromGitHub }:
 buildGoPackage rec {
   pname = "packer";
-  version = "1.6.5";
+  version = "1.6.6";
 
   goPackagePath = "github.com/hashicorp/packer";
 
@@ -11,7 +11,7 @@ buildGoPackage rec {
     owner = "hashicorp";
     repo = "packer";
     rev = "v${version}";
-    sha256 = "sha256-M4PZnqdU5+w/B821cs1bJYzeilqdZ93fh5PErVgqBOQ=";
+    sha256 = "sha256-kFDy8Zlx+D5JDyNlAmB/ICTe4K9s6KDbALP5pom5OQg=";
   };
 
   meta = with stdenv.lib; {