diff --git a/phoenix-core/src/it/java/org/apache/phoenix/end2end/CDCQueryIT.java b/phoenix-core/src/it/java/org/apache/phoenix/end2end/CDCQueryIT.java
index 9a86354778d..60361d306d7 100644
--- a/phoenix-core/src/it/java/org/apache/phoenix/end2end/CDCQueryIT.java
+++ b/phoenix-core/src/it/java/org/apache/phoenix/end2end/CDCQueryIT.java
@@ -703,7 +703,7 @@ public void testSelectWithTimeRange() throws Exception {
         }
       }
       Random rand = new Random();
-      int randMinTSpos = rand.nextInt(lastDeletionTSpos - 1);
+      int randMinTSpos = rand.nextInt(Math.max(1, lastDeletionTSpos - 1));
       int randMaxTSpos =
         randMinTSpos + 1 + rand.nextInt(uniqueTimestamps.size() - (randMinTSpos + 1));
       verifyChangesViaSCN(tenantId, conn, cdcFullName, pkColumns, datatableName, dataColumns,