diff --git a/crd-generator/cli/src/test/java/io/fabric8/crd/generator/cli/SourceArgumentConverterTest.java b/crd-generator/cli/src/test/java/io/fabric8/crd/generator/cli/SourceArgumentConverterTest.java
index ead4620d845..fd17740799e 100644
--- a/crd-generator/cli/src/test/java/io/fabric8/crd/generator/cli/SourceArgumentConverterTest.java
+++ b/crd-generator/cli/src/test/java/io/fabric8/crd/generator/cli/SourceArgumentConverterTest.java
@@ -43,7 +43,7 @@ void givenValidCustomResourceClassArgument_thenConvertToCustomResourceClassArgum
 
   @Test
   void givenExistingFile_thenConvertToFileToScanArgument(@TempDir File tempDir) throws IOException {
-    File exampleFile = new File(tempDir, "example-file.txt");
+    File exampleFile = new File(tempDir, "example-file.txt").getCanonicalFile();
     Files.write(exampleFile.toPath(), Collections.singletonList("some-content"));
 
     SourceParameterTypeConverter converter = new SourceParameterTypeConverter();