diff --git a/spring-session-jdbc/src/main/java/org/springframework/session/jdbc/JdbcIndexedSessionRepository.java b/spring-session-jdbc/src/main/java/org/springframework/session/jdbc/JdbcIndexedSessionRepository.java
index ea6f2efd..6f1a0bd0 100644
--- a/spring-session-jdbc/src/main/java/org/springframework/session/jdbc/JdbcIndexedSessionRepository.java
+++ b/spring-session-jdbc/src/main/java/org/springframework/session/jdbc/JdbcIndexedSessionRepository.java
@@ -103,7 +103,7 @@ import org.springframework.util.StringUtils;
  * );
  *
  * CREATE UNIQUE INDEX SPRING_SESSION_IX1 ON SPRING_SESSION (SESSION_ID);
- * CREATE INDEX SPRING_SESSION_IX1 ON SPRING_SESSION (EXPIRY_TIME);
+ * CREATE INDEX SPRING_SESSION_IX2 ON SPRING_SESSION (EXPIRY_TIME);
  * CREATE INDEX SPRING_SESSION_IX3 ON SPRING_SESSION (PRINCIPAL_NAME);
  *
  * CREATE TABLE SPRING_SESSION_ATTRIBUTES (