diff --git a/nix/microvm/base.nix b/nix/microvm/base.nix
index 677143c0..2ad2e505 100644
--- a/nix/microvm/base.nix
+++ b/nix/microvm/base.nix
@@ -267,7 +267,7 @@ in {
     {
       image = "persist.img";
       mountPoint = "/persist";
-      size = 1024 * 16;
+      size = 1024 * 24; # 24 GB
       fsType = "ext4";
     }
   ];
diff --git a/nix/pkgs/spindle-alpine-image.nix b/nix/pkgs/spindle-alpine-image.nix
index 9054b428..11d74e26 100644
--- a/nix/pkgs/spindle-alpine-image.nix
+++ b/nix/pkgs/spindle-alpine-image.nix
@@ -136,7 +136,7 @@
           imageType = "raw";
           mountPoint = "/workspace";
           readOnly = false;
-          sizeMiB = 1024 * 10;
+          sizeMiB = 1024 * 16; # 16 GB
         }
       ];
     }