diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index f89fedbc..d129907f 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -27,7 +27,7 @@ postgresqlVersion = "42.6.0"
 sqliteJdbcVersion = "3.43.0.0"
 derbyVersion = "10.13.1.1"
 oracleVersion = "19.3.0.0"
-duckdbVersion = "0.9.2"
+duckdbVersion = "1.1.3"
 junitVersion = "5.10.3"
 junitTestContainersVersion = "1.19.8"
 mockFtpServerVersion = "2.7.1"
diff --git a/gretl/src/integrationTest/java/ch/so/agi/gretl/jobs/SqlExecutorTaskDuckDbTest.java b/gretl/src/integrationTest/java/ch/so/agi/gretl/jobs/SqlExecutorTaskDuckDbTest.java
index 6167fb30..b6f03f9b 100644
--- a/gretl/src/integrationTest/java/ch/so/agi/gretl/jobs/SqlExecutorTaskDuckDbTest.java
+++ b/gretl/src/integrationTest/java/ch/so/agi/gretl/jobs/SqlExecutorTaskDuckDbTest.java
@@ -14,21 +14,18 @@
 
 public class SqlExecutorTaskDuckDbTest {
 
-    // DB-File erstellen.
-    // Tabelle erstellen und Werte inserten
-    // Parquet-Datei importieren
-    // GPKG importieren
     @Test
     public void multipleStuff_Ok() throws Exception {
+        // Prepare
         File projectDirectory = new File(System.getProperty("user.dir") + "/src/integrationTest/jobs/SqlExecutorTaskDuckDb");
         String dbName = "foo.duckdb";
         Path pathToDatabase = Paths.get(projectDirectory.getPath(), dbName);
         
-        // Prepare
         if (Files.exists(pathToDatabase)) {
             Files.delete(pathToDatabase);
         }
 
+        // Execute task
         IntegrationTestUtil.executeTestRunner(projectDirectory);
         
         // Check result