diff --git a/deployment/check/common/deployerNode.nix b/deployment/check/common/deployerNode.nix
index 0f982e6e..3aa13ba3 100644
--- a/deployment/check/common/deployerNode.nix
+++ b/deployment/check/common/deployerNode.nix
@@ -41,7 +41,7 @@ in
       ## Memory use is expected to be dominated by the NixOS evaluation,
       ## which happens on the deployer.
       memorySize = 4 * 1024;
-      diskSize = 32 * 1024;
+      diskSize = 4 * 1024;
       cores = 2;
     };