1 files changed, 6 insertions, 2 deletions
diff --git a/jstests/noPassthrough/lookup_pushdown.js b/jstests/noPassthrough/lookup_pushdown.js
index a918b571543..4734d5ff033 100644
--- a/jstests/noPassthrough/lookup_pushdown.js
+++ b/jstests/noPassthrough/lookup_pushdown.js
@@ -17,7 +17,8 @@ const JoinAlgorithm = {
 };
 
 // Standalone cases.
-const conn = MongoRunner.runMongod({setParameter: "featureFlagSBELookupPushdown=true"});
+const conn = MongoRunner.runMongod(
+    {setParameter: {featureFlagSBELookupPushdown: true, allowDiskUseByDefault: false}});
 assert.neq(null, conn, "mongod was unable to start up");
 const name = "lookup_pushdown";
 const foreignCollName = "foreign_lookup_pushdown";
@@ -674,7 +675,10 @@ MongoRunner.stopMongod(conn);
 const st = new ShardingTest({
     shards: 2,
     mongos: 1,
-    other: {shardOptions: {setParameter: "featureFlagSBELookupPushdown=true"}}
+    other: {
+        shardOptions:
+            {setParameter: {featureFlagSBELookupPushdown: true, allowDiskUseByDefault: false}}
+    }
 });
 db = st.s.getDB(name);