diff --git a/jkube-kit/jkube-kit-quarkus/src/test/java/org/eclipse/jkube/quarkus/generator/QuarkusGeneratorTest.java b/jkube-kit/jkube-kit-quarkus/src/test/java/org/eclipse/jkube/quarkus/generator/QuarkusGeneratorTest.java
index ed3298e912..aad82f905e 100644
--- a/jkube-kit/jkube-kit-quarkus/src/test/java/org/eclipse/jkube/quarkus/generator/QuarkusGeneratorTest.java
+++ b/jkube-kit/jkube-kit-quarkus/src/test/java/org/eclipse/jkube/quarkus/generator/QuarkusGeneratorTest.java
@@ -307,21 +307,21 @@ void withFastJarInTarget_shouldReturnFastJarAssemblyInImage() throws IOException
         .hasFieldOrPropertyWithValue("targetDir", "/deployments")
         .hasFieldOrPropertyWithValue("excludeFinalOutputArtifact", true)
         .extracting(AssemblyConfiguration::getLayers)
-        .asList().hasSize(2)
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).hasSize(2)
         .satisfies(layers -> assertThat(layers).first().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
           .hasFieldOrPropertyWithValue("id", "lib")
           .extracting(Assembly::getFileSets)
-          .asList().singleElement()
+          .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).singleElement()
           .hasFieldOrPropertyWithValue("outputDirectory", new File("."))
-          .extracting("includes").asList()
+          .extracting("includes").asInstanceOf(InstanceOfAssertFactories.list(String.class))
           .containsExactly("lib"))
         .satisfies(layers -> assertThat(layers).element(1).asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
           .hasFieldOrPropertyWithValue("id", "fast-jar")
           .extracting(Assembly::getFileSets)
-          .asList().singleElement()
+          .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).singleElement()
           .hasFieldOrPropertyWithValue("outputDirectory", new File("."))
           .hasFieldOrPropertyWithValue("excludes", Arrays.asList("lib/**/*", "lib/*"))
-          .extracting("includes").asList()
+          .extracting("includes").asInstanceOf(InstanceOfAssertFactories.list(String.class))
           .containsExactly("quarkus-run.jar", "*", "**/*"));
     }
 
@@ -345,9 +345,9 @@ void manualNativeSettings_shouldReturnNativeAssemblyInImage() throws IOException
         .extracting(BuildConfiguration::getAssembly)
         .hasFieldOrPropertyWithValue("targetDir", "/")
         .extracting(AssemblyConfiguration::getLayers)
-        .asList().singleElement().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).singleElement().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
         .extracting(Assembly::getFileSets)
-        .asList()
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class))
         .hasSize(1)
         .flatExtracting("includes")
         .containsExactly("sample-runner");
@@ -368,9 +368,9 @@ void withNativeBinaryInTarget_shouldReturnNativeAssemblyInImage() throws IOExcep
         .extracting(BuildConfiguration::getAssembly)
         .hasFieldOrPropertyWithValue("targetDir", "/")
         .extracting(AssemblyConfiguration::getLayers)
-        .asList().singleElement().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).singleElement().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
         .extracting(Assembly::getFileSets)
-        .asList()
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class))
         .hasSize(1)
         .flatExtracting("includes")
         .containsExactly("sample-runner");
@@ -393,18 +393,18 @@ void withLegacyJarInTarget_shouldReturnDefaultAssemblyInImage() throws IOExcepti
         .hasFieldOrPropertyWithValue("targetDir", "/deployments")
         .hasFieldOrPropertyWithValue("excludeFinalOutputArtifact", true)
         .extracting(AssemblyConfiguration::getLayers)
-        .asList().hasSize(2)
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).hasSize(2)
         .satisfies(layers -> assertThat(layers).first().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
           .hasFieldOrPropertyWithValue("id", "lib")
           .extracting(Assembly::getFileSets)
-          .asList()
+          .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class))
           .hasSize(1)
           .flatExtracting("includes")
           .containsExactly("lib"))
         .satisfies(layers -> assertThat(layers).element(1).asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
           .hasFieldOrPropertyWithValue("id", "artifact")
           .extracting(Assembly::getFileSets)
-          .asList()
+          .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class))
           .hasSize(1)
           .flatExtracting("includes")
           .containsExactly("sample-legacy-runner.jar"));
@@ -439,9 +439,9 @@ void withUberJarInTarget_shouldReturnAssemblyWithSingleJar() throws IOException
         .extracting(BuildConfiguration::getAssembly)
         .hasFieldOrPropertyWithValue("targetDir", "/deployments")
         .extracting(AssemblyConfiguration::getLayers)
-        .asList().singleElement().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).singleElement().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
         .extracting(Assembly::getFileSets)
-        .asList()
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class))
         .hasSize(1)
         .flatExtracting("includes")
         .containsExactly("sample-runner.jar");
@@ -465,21 +465,21 @@ void withManualConfigAndFastJarAndLegacyInTarget_shouldReturnAssemblyForQuarkusA
         .hasFieldOrPropertyWithValue("targetDir", "/deployments")
         .hasFieldOrPropertyWithValue("excludeFinalOutputArtifact", true)
         .extracting(AssemblyConfiguration::getLayers)
-        .asList().hasSize(2)
+        .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).hasSize(2)
         .satisfies(layers -> assertThat(layers).first().asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
           .hasFieldOrPropertyWithValue("id", "lib")
           .extracting(Assembly::getFileSets)
-          .asList().singleElement()
+          .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).singleElement()
           .hasFieldOrPropertyWithValue("outputDirectory", new File("."))
-          .extracting("includes").asList()
+          .extracting("includes").asInstanceOf(InstanceOfAssertFactories.list(String.class))
           .containsExactly("lib"))
         .satisfies(layers -> assertThat(layers).element(1).asInstanceOf(InstanceOfAssertFactories.type(Assembly.class))
           .hasFieldOrPropertyWithValue("id", "fast-jar")
           .extracting(Assembly::getFileSets)
-          .asList().singleElement()
+          .asInstanceOf(InstanceOfAssertFactories.list(Assembly.class)).singleElement()
           .hasFieldOrPropertyWithValue("outputDirectory", new File("."))
           .hasFieldOrPropertyWithValue("excludes", Arrays.asList("lib/**/*", "lib/*"))
-          .extracting("includes").asList()
+          .extracting("includes").asInstanceOf(InstanceOfAssertFactories.list(String.class))
           .containsExactly("quarkus-run.jar", "*", "**/*"));
     }