diff --git a/dev/local/env-sync/plan.ts b/dev/local/env-sync/plan.ts
index 7e9c46bd3a..d9ec80f9f8 100644
--- a/dev/local/env-sync/plan.ts
+++ b/dev/local/env-sync/plan.ts
@@ -249,7 +249,9 @@ function computePlan(repoRoot: string, serviceFilter?: Set<string>): EnvSyncPlan
 
     if (existingContent !== null) {
       const oldVars = parseEnvFile(existingContent);
+      const missingSet = new Set(missingValues);
       for (const [key, newVal] of resolvedVars) {
+        if (missingSet.has(key)) continue;
         const oldVal = oldVars.get(key);
         if (oldVal !== newVal) {
           keyChanges.push({ key, oldValue: oldVal, newValue: newVal });
diff --git a/dev/local/services.ts b/dev/local/services.ts
index cfd868e8cc..907a4fe152 100644
--- a/dev/local/services.ts
+++ b/dev/local/services.ts
@@ -276,7 +276,6 @@ function buildServiceDefs(): ServiceDef[] {
         'pnpm',
         'run',
         'dev',
-        '--',
         '--port',
         String(port),
         '--inspector-port',