diff --git a/h2/src/main/org/h2/jdbcx/JdbcXAConnection.java b/h2/src/main/org/h2/jdbcx/JdbcXAConnection.java
--- a/h2/src/main/org/h2/jdbcx/JdbcXAConnection.java
+++ b/h2/src/main/org/h2/jdbcx/JdbcXAConnection.java
@@ -369,6 +369,7 @@
                 stat = physicalConn.createStatement();
                 stat.execute("COMMIT TRANSACTION TX_" + currentTransactionId);
             }
+            physicalConn.setAutoCommit(true);
         } catch (SQLException e) {
             throw convertException(e);
         } finally {