diff --git a/test-frame-common/src/main/java/io/skodjob/testframe/executor/ExecBuilder.java b/test-frame-common/src/main/java/io/skodjob/testframe/executor/ExecBuilder.java
index fb3cea3..7cf8b06 100644
--- a/test-frame-common/src/main/java/io/skodjob/testframe/executor/ExecBuilder.java
+++ b/test-frame-common/src/main/java/io/skodjob/testframe/executor/ExecBuilder.java
@@ -25,7 +25,7 @@ public class ExecBuilder {
     /**
      * Constructor
      */
-    public ExecBuilder() { }
+    public ExecBuilder() {}
 
     /**
      * Sets the command to execute.
diff --git a/test-frame-common/src/main/java/io/skodjob/testframe/interfaces/ResourceType.java b/test-frame-common/src/main/java/io/skodjob/testframe/interfaces/ResourceType.java
index 2ba56e6..b33f45e 100644
--- a/test-frame-common/src/main/java/io/skodjob/testframe/interfaces/ResourceType.java
+++ b/test-frame-common/src/main/java/io/skodjob/testframe/interfaces/ResourceType.java
@@ -23,7 +23,6 @@ public interface ResourceType<T extends HasMetadata> {
      */
     NonNamespaceOperation<?, ?, ?> getClient();
 
-
     /**
      * Kind of api resource
      *
diff --git a/test-frame-common/src/main/java/io/skodjob/testframe/utils/ImageUtils.java b/test-frame-common/src/main/java/io/skodjob/testframe/utils/ImageUtils.java
index e9ea2cf..1184786 100644
--- a/test-frame-common/src/main/java/io/skodjob/testframe/utils/ImageUtils.java
+++ b/test-frame-common/src/main/java/io/skodjob/testframe/utils/ImageUtils.java
@@ -16,6 +16,10 @@
 public class ImageUtils {
     private static final Logger LOGGER = LogManager.getLogger(ImageUtils.class);
 
+    private ImageUtils() {
+        // Private constructor to prevent instantiation
+    }
+
     private static final Pattern IMAGE_PATTERN_FULL_PATH =
         Pattern.compile("^(?<registry>[^/]*)/(?<org>[^/]*)/(?<image>[^:]*):(?<tag>.*)$");
     private static final Pattern IMAGE_PATTERN = Pattern.compile("^(?<org>[^/]*)/(?<image>[^:]*):(?<tag>.*)$");
diff --git a/test-frame-common/src/main/java/io/skodjob/testframe/utils/KubeUtils.java b/test-frame-common/src/main/java/io/skodjob/testframe/utils/KubeUtils.java
index 1dbcb37..576be96 100644
--- a/test-frame-common/src/main/java/io/skodjob/testframe/utils/KubeUtils.java
+++ b/test-frame-common/src/main/java/io/skodjob/testframe/utils/KubeUtils.java
@@ -22,6 +22,7 @@ public final class KubeUtils {
     private static final Logger LOGGER = LogManager.getLogger(KubeUtils.class);
 
     private KubeUtils() {
+        // Private constructor to prevent instantiation
     }
 
     /**
diff --git a/test-frame-common/src/main/java/io/skodjob/testframe/utils/TestFrameUtils.java b/test-frame-common/src/main/java/io/skodjob/testframe/utils/TestFrameUtils.java
index 4ad72c4..e3d910d 100644
--- a/test-frame-common/src/main/java/io/skodjob/testframe/utils/TestFrameUtils.java
+++ b/test-frame-common/src/main/java/io/skodjob/testframe/utils/TestFrameUtils.java
@@ -35,6 +35,7 @@ public final class TestFrameUtils {
     public static final TimeUnit DEFAULT_TIMEOUT_UNIT = TimeUnit.SECONDS;
 
     private TestFrameUtils() {
+        // Private constructor to prevent instantiation
     }
 
     /**