diff --git a/spring-orm/src/main/java/org/springframework/orm/jpa/vendor/HibernateJpaVendorAdapter.java b/spring-orm/src/main/java/org/springframework/orm/jpa/vendor/HibernateJpaVendorAdapter.java
index 1a65b9b48cb..ba97449a72b 100644
--- a/spring-orm/src/main/java/org/springframework/orm/jpa/vendor/HibernateJpaVendorAdapter.java
+++ b/spring-orm/src/main/java/org/springframework/orm/jpa/vendor/HibernateJpaVendorAdapter.java
@@ -172,7 +172,7 @@ public class HibernateJpaVendorAdapter extends AbstractJpaVendorAdapter {
 			jpaProperties.put(Environment.SHOW_SQL, "true");
 		}
 
-		if (this.jpaDialect.prepareConnection) {
+		if (connectionReleaseOnClose) {
 			// Hibernate 5.1/5.2: manually enforce connection release mode ON_CLOSE (the former default)
 			try {
 				// Try Hibernate 5.2