diff --git a/rosie/src/main/java/com/karumi/rosie/domain/usecase/UseCaseHandler.java b/rosie/src/main/java/com/karumi/rosie/domain/usecase/UseCaseHandler.java
index 46387aad..eb001818 100644
--- a/rosie/src/main/java/com/karumi/rosie/domain/usecase/UseCaseHandler.java
+++ b/rosie/src/main/java/com/karumi/rosie/domain/usecase/UseCaseHandler.java
@@ -78,7 +78,7 @@ private static class OnErrorCallbackToErrorHandlerAdapter implements OnErrorCall
     private final WeakReference<ErrorHandler> errorHandler;
     private final WeakReference<OnErrorCallback> useCaseOnErrorCallback;
 
-    public OnErrorCallbackToErrorHandlerAdapter(ErrorHandler errorHandler,
+    private OnErrorCallbackToErrorHandlerAdapter(ErrorHandler errorHandler,
         OnErrorCallback useCaseOnErrorCallback) {
       this.errorHandler = new WeakReference<>(errorHandler);
       this.useCaseOnErrorCallback = new WeakReference<>(useCaseOnErrorCallback);
diff --git a/rosie/src/main/java/com/karumi/rosie/domain/usecase/jobqueue/UseCaseWrapperJob.java b/rosie/src/main/java/com/karumi/rosie/domain/usecase/jobqueue/UseCaseWrapperJob.java
index 52673fe2..7ef6ece7 100644
--- a/rosie/src/main/java/com/karumi/rosie/domain/usecase/jobqueue/UseCaseWrapperJob.java
+++ b/rosie/src/main/java/com/karumi/rosie/domain/usecase/jobqueue/UseCaseWrapperJob.java
@@ -28,7 +28,7 @@ class UseCaseWrapperJob extends Job {
   private static final int PRIORITY_NORMAL = 3;
   private final UseCaseWrapper useCaseWrapper;
 
-  public UseCaseWrapperJob(UseCaseWrapper useCaseWrapper) {
+  UseCaseWrapperJob(UseCaseWrapper useCaseWrapper) {
     super(new Params(PRIORITY_NORMAL));
     this.useCaseWrapper = useCaseWrapper;
   }
diff --git a/rosie/src/test/java/com/karumi/rosie/domain/usecase/UseCaseHandlerTest.java b/rosie/src/test/java/com/karumi/rosie/domain/usecase/UseCaseHandlerTest.java
index 2999911c..e28a413e 100644
--- a/rosie/src/test/java/com/karumi/rosie/domain/usecase/UseCaseHandlerTest.java
+++ b/rosie/src/test/java/com/karumi/rosie/domain/usecase/UseCaseHandlerTest.java
@@ -405,7 +405,7 @@ private class NoUseCase extends RosieUseCase {
 
   private class EmptyResponseUseCase extends RosieUseCase {
 
-    public EmptyResponseUseCase() {
+    private EmptyResponseUseCase() {
       setCallbackScheduler(new FakeCallbackScheduler());
     }
 
@@ -416,7 +416,7 @@ public EmptyResponseUseCase() {
 
   private class ErrorUseCase extends RosieUseCase {
 
-    public ErrorUseCase() {
+    private ErrorUseCase() {
       setCallbackScheduler(new FakeCallbackScheduler());
     }
 
@@ -431,7 +431,7 @@ public ErrorUseCase() {
 
   private class SuccessUseCase extends RosieUseCase {
 
-    public SuccessUseCase() {
+    private SuccessUseCase() {
       setCallbackScheduler(new FakeCallbackScheduler());
     }
 
@@ -439,4 +439,4 @@ public SuccessUseCase() {
       notifySuccess();
     }
   }
-}
\ No newline at end of file
+}
diff --git a/rosie/src/test/java/com/karumi/rosie/view/RosiePresenterTest.java b/rosie/src/test/java/com/karumi/rosie/view/RosiePresenterTest.java
index 5154ac68..4b46ded1 100644
--- a/rosie/src/test/java/com/karumi/rosie/view/RosiePresenterTest.java
+++ b/rosie/src/test/java/com/karumi/rosie/view/RosiePresenterTest.java
@@ -55,7 +55,7 @@ private RosiePresenter givenARosiePresenterWithRegisteredCallback() {
 
   private static class RosiePresenterWithRegisteredCallback extends RosiePresenter
       implements OnErrorCallback {
-    public RosiePresenterWithRegisteredCallback(UseCaseHandler useCaseHandler) {
+    private RosiePresenterWithRegisteredCallback(UseCaseHandler useCaseHandler) {
       super(useCaseHandler);
       registerOnErrorCallback(this);
     }