diff --git a/bundles/org.openhab.persistence.mapdb/pom.xml b/bundles/org.openhab.persistence.mapdb/pom.xml
index 32d880d855c..62caa623402 100644
--- a/bundles/org.openhab.persistence.mapdb/pom.xml
+++ b/bundles/org.openhab.persistence.mapdb/pom.xml
@@ -14,6 +14,10 @@
 
   <name>openHAB Add-ons :: Bundles :: Persistence Service :: MapDB</name>
 
+  <properties>
+    <bnd.importpackage>org.openhab.core.library.types</bnd.importpackage>
+  </properties>
+
   <dependencies>
     <dependency>
       <groupId>org.mapdb</groupId>
diff --git a/bundles/org.openhab.persistence.mapdb/src/main/java/org/openhab/persistence/mapdb/internal/MapDbPersistenceService.java b/bundles/org.openhab.persistence.mapdb/src/main/java/org/openhab/persistence/mapdb/internal/MapDbPersistenceService.java
index 6286661730f..5e09943cfb8 100644
--- a/bundles/org.openhab.persistence.mapdb/src/main/java/org/openhab/persistence/mapdb/internal/MapDbPersistenceService.java
+++ b/bundles/org.openhab.persistence.mapdb/src/main/java/org/openhab/persistence/mapdb/internal/MapDbPersistenceService.java
@@ -102,7 +102,6 @@ public class MapDbPersistenceService implements QueryablePersistenceService {
         if (db != null) {
             db.close();
         }
-        threadPool.shutdown();
     }
 
     @Override