diff --git a/nix/docker/heptapod/default.nix b/nix/docker/heptapod/default.nix
index 654cf8707d..da3946df24 100644
--- a/nix/docker/heptapod/default.nix
+++ b/nix/docker/heptapod/default.nix
@@ -6,10 +6,10 @@
 let
   origImageArgs = {
     imageName = "octobus/heptapod";
-    imageDigest = "sha256:076bad0af991c0e97c30b38b6cdd7c8beacac69542f9749179e838757035d8fd";
-    sha256 = "sha256:1r9d6vmj3l3bhfd9lyhf4i00nw5sr4mb3zdnbv5pl06f3sxdqzi3";
+    imageDigest = "sha256:b748ef2de9daa87c1266853ee20b804c28c2e2bb5a60afab29f761312ebfee5b";
+    sha256 = "sha256:1ljy2jx5cvqjj7z7ikhnayphw5bjsk0mqqgqpdf5a0gfcvnm1pkk";
     finalImageName = "octobus/heptapod";
-    finalImageTag = "0.29.1";
+    finalImageTag = "0.30.0";
   };
   origImage = pkgs.dockerTools.pullImage origImageArgs;
 
@@ -20,7 +20,7 @@ in pkgs.dockerTools.buildImage rec {
   fromImage = origImage;
   fromImageName = origImageArgs.finalImageName;
   fromImageTag = origImageArgs.finalImageTag;
-  diskSize = 8192;
+  diskSize = 9216;
   runAsRoot = ''
     #!{pkgs.runtimeShell}
     cat <<"EOF" >/sshd_ca.pub