diff --git a/.zeroshot/settings.json b/.zeroshot/settings.json
index d206dc9..5eee803 100644
--- a/.zeroshot/settings.json
+++ b/.zeroshot/settings.json
@@ -1,9 +1,9 @@
 {
   "github": {
-    "prBase": "main"
+    "prBase": "dev"
   },
   "worktree": {
-    "baseRef": "origin/main",
+    "baseRef": "origin/dev",
     "setup": [
       "npm run setup"
     ]
diff --git a/scripts/check-workspace.mjs b/scripts/check-workspace.mjs
index d96fa4e..6f98350 100644
--- a/scripts/check-workspace.mjs
+++ b/scripts/check-workspace.mjs
@@ -304,8 +304,8 @@ for (const rustCheck of ["cargo fmt --check", "cargo clippy --all-targets --all-
 }
 
 const zeroshot = readJson(".zeroshot/settings.json");
-if (zeroshot.github?.prBase !== "main" || zeroshot.worktree?.baseRef !== "origin/main") {
-  fail("Zeroshot must target the lattice main branch");
+if (zeroshot.github?.prBase !== "dev" || zeroshot.worktree?.baseRef !== "origin/dev") {
+  fail("Zeroshot feature runs must target the lattice dev branch");
 }
 if (!zeroshot.worktree?.setup?.includes("npm run setup")) fail("Zeroshot setup must generate current-tool wrappers");