diff --git a/src/main/kotlin/de/fraunhofer/iem/dataprovider/kpi/model/KPI.kt b/src/main/kotlin/de/fraunhofer/iem/dataprovider/kpi/model/KPI.kt
index 4afc860d944d632fb682a77c71c4a81718304c8b..5ccf32cae56f382a75f03b58458e4d582549b9a2 100644
--- a/src/main/kotlin/de/fraunhofer/iem/dataprovider/kpi/model/KPI.kt
+++ b/src/main/kotlin/de/fraunhofer/iem/dataprovider/kpi/model/KPI.kt
@@ -27,7 +27,7 @@ class KPI {
     @Column(name = "value")
     var value: Int? = null
 
-    @Column(name = "isRoot")
+    @Column(name = "is_root")
     var isRoot: Boolean? = null
 
     @Column(name = "name")