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-rw-r--r--src/org/traccar/database/DataManager.java2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/org/traccar/database/DataManager.java b/src/org/traccar/database/DataManager.java
index 4e69d1d8e..67b7d1e55 100644
--- a/src/org/traccar/database/DataManager.java
+++ b/src/org/traccar/database/DataManager.java
@@ -117,7 +117,7 @@ public class DataManager implements IdentityManager {
hikariConfig.setJdbcUrl(config.getString("database.url"));
hikariConfig.setUsername(config.getString("database.user"));
hikariConfig.setPassword(config.getString("database.password"));
- hikariConfig.setConnectionInitSql(config.getString("database.checkConnection"));
+ hikariConfig.setConnectionInitSql(config.getString("database.checkConnection", "SELECT 1"));
hikariConfig.setIdleTimeout(600000);
int maxPoolSize = config.getInteger("database.maxPoolSize");