diff --git a/google-cloud-bigquery/src/test/java/com/google/cloud/bigquery/it/ITBigQueryTest.java b/google-cloud-bigquery/src/test/java/com/google/cloud/bigquery/it/ITBigQueryTest.java
index 77ace64e2..dbc2dc78f 100644
--- a/google-cloud-bigquery/src/test/java/com/google/cloud/bigquery/it/ITBigQueryTest.java
+++ b/google-cloud-bigquery/src/test/java/com/google/cloud/bigquery/it/ITBigQueryTest.java
@@ -1452,7 +1452,7 @@ public void testPositionalQueryParameters() throws InterruptedException {
             + " AND IntegerField < ?"
             + " AND FloatField > ?"
             + " AND NumericField < ?"
-            + " AND BigNumericField > ?";
+            + " AND BigNumericField = ?";
     QueryParameterValue stringParameter = QueryParameterValue.string("stringValue");
     QueryParameterValue timestampParameter =
         QueryParameterValue.timestamp("2014-01-01 07:00:00.000000+00:00");
@@ -1465,7 +1465,7 @@ public void testPositionalQueryParameters() throws InterruptedException {
     QueryParameterValue bigNumericParameter =
         QueryParameterValue.bigNumeric(
             new BigDecimal(
-                "99999999999999999999999999999999999999.99999999999999999999999999999999999999"));
+                "0.33333333333333333333333333333333333333"));
     QueryJobConfiguration config =
         QueryJobConfiguration.newBuilder(query)
             .setDefaultDataset(DatasetId.of(DATASET))