1 files changed, 4 insertions, 2 deletions
diff --git a/src/mongo/db/pipeline/expression_javascript_test.cpp b/src/mongo/db/pipeline/expression_javascript_test.cpp
index 51a8be82a20..d6cdf887071 100644
--- a/src/mongo/db/pipeline/expression_javascript_test.cpp
+++ b/src/mongo/db/pipeline/expression_javascript_test.cpp
@@ -164,8 +164,10 @@ TEST_F(MapReduceFixture, ExpressionFunctionFailsIfBodyNotSpecified) {
 }
 
 TEST_F(MapReduceFixture, ExpressionFunctionFailsIfBodyIsNotConstantExpression) {
-    auto bsonExpr = BSON("expr" << BSON("body" << BSONObj() << "args" << BSON_ARRAY(1 << 2)
-                                               << "lang" << ExpressionFunction::kJavaScript));
+    auto bsonExpr = BSON("expr" << BSON("body"
+                                        << "$a"
+                                        << "args" << BSON_ARRAY(1 << 2) << "lang"
+                                        << ExpressionFunction::kJavaScript));
     ASSERT_THROWS_CODE(ExpressionFunction::parse(getExpCtxRaw(), bsonExpr.firstElement(), getVPS()),
                        AssertionException,
                        31432);