diff --git a/app/src/main/java/eu/faircode/netguard/DatabaseHelper.java b/app/src/main/java/eu/faircode/netguard/DatabaseHelper.java
index e2cc13cb..2b5313d6 100644
--- a/app/src/main/java/eu/faircode/netguard/DatabaseHelper.java
+++ b/app/src/main/java/eu/faircode/netguard/DatabaseHelper.java
@@ -107,6 +107,7 @@ public class DatabaseHelper extends SQLiteOpenHelper {
         synchronized (mContext.getApplicationContext()) {
             SQLiteDatabase db = this.getReadableDatabase();
             db.delete("log", null, new String[]{});
+            db.execSQL("VACUUM");
         }
 
         for (LogChangedListener listener : logChangedListeners)