diff --git a/google-cloud-bigquery/src/main/java/com/google/cloud/bigquery/ConnectionImpl.java b/google-cloud-bigquery/src/main/java/com/google/cloud/bigquery/ConnectionImpl.java
index eb0072905..10d6987b6 100644
--- a/google-cloud-bigquery/src/main/java/com/google/cloud/bigquery/ConnectionImpl.java
+++ b/google-cloud-bigquery/src/main/java/com/google/cloud/bigquery/ConnectionImpl.java
@@ -1217,8 +1217,8 @@ boolean useReadAPI(Long totalRows, Long pageRows, Schema schema, Boolean hasQuer
       return false;
     }
 
-    long resultRatio = totalRows / pageRows;
     if (Boolean.TRUE.equals(connectionSettings.getUseReadAPI())) {
+      long resultRatio = totalRows / pageRows;
       return resultRatio >= connectionSettings.getTotalToPageRowCountRatio()
           && totalRows > connectionSettings.getMinResultSize();
     } else {