diff --git a/app/src/main/java/com/kickstarter/libs/utils/RefTagUtils.java b/app/src/main/java/com/kickstarter/libs/utils/RefTagUtils.java
index faecd472c..69a2f29fb 100644
--- a/app/src/main/java/com/kickstarter/libs/utils/RefTagUtils.java
+++ b/app/src/main/java/com/kickstarter/libs/utils/RefTagUtils.java
@@ -95,7 +95,7 @@ public final class RefTagUtils {
     if (deadline != null) {
       cookie.setMaxAge(ProjectUtils.timeInSecondsUntilDeadline(project));
     } else {
-      cookie.setMaxAge(new DateTime().plusDays(10).getMillis() / 1000L);
+      cookie.setMaxAge(new DateTime().plusDays(10).getMillis() / 1000l);
     }
 
     return cookie;
diff --git a/app/src/main/java/com/kickstarter/libs/utils/SystemUtils.java b/app/src/main/java/com/kickstarter/libs/utils/SystemUtils.java
index a71b5d12e..16a18cd92 100644
--- a/app/src/main/java/com/kickstarter/libs/utils/SystemUtils.java
+++ b/app/src/main/java/com/kickstarter/libs/utils/SystemUtils.java
@@ -7,6 +7,6 @@ public final class SystemUtils {
    * Returns the number of seconds since the epoch (1/1/1970).
    */
   public static long secondsSinceEpoch() {
-    return System.currentTimeMillis() / 1000L;
+    return System.currentTimeMillis() / 1000l;
   }
 }
diff --git a/app/src/main/java/com/kickstarter/ui/activities/CheckoutActivity.java b/app/src/main/java/com/kickstarter/ui/activities/CheckoutActivity.java
index c86d1e179..3de30ab8f 100644
--- a/app/src/main/java/com/kickstarter/ui/activities/CheckoutActivity.java
+++ b/app/src/main/java/com/kickstarter/ui/activities/CheckoutActivity.java
@@ -104,7 +104,7 @@ public final class CheckoutActivity extends BaseActivity<CheckoutViewModel> impl
   @Override
   public void webViewOnPageStarted(final @NonNull KSWebViewClient webViewClient, final @Nullable String url) {
     final AlphaAnimation animation = new AlphaAnimation(0.0f, 1.0f);
-    animation.setDuration(300L);
+    animation.setDuration(300l);
     animation.setFillAfter(true);
     loadingIndicatorView.startAnimation(animation);
   }
@@ -112,7 +112,7 @@ public final class CheckoutActivity extends BaseActivity<CheckoutViewModel> impl
   @Override
   public void webViewOnPageFinished(final @NonNull KSWebViewClient webViewClient, final @Nullable String url) {
     final AlphaAnimation animation = new AlphaAnimation(1.0f, 0.0f);
-    animation.setDuration(300L);
+    animation.setDuration(300l);
     animation.setFillAfter(true);
     loadingIndicatorView.startAnimation(animation);
   }
diff --git a/app/src/main/java/com/kickstarter/ui/activities/HelpActivity.java b/app/src/main/java/com/kickstarter/ui/activities/HelpActivity.java
index e5c90bbd6..48743458a 100644
--- a/app/src/main/java/com/kickstarter/ui/activities/HelpActivity.java
+++ b/app/src/main/java/com/kickstarter/ui/activities/HelpActivity.java
@@ -116,7 +116,7 @@ public class HelpActivity extends BaseActivity<HelpViewModel> implements KSWebVi
   @Override
   public void webViewOnPageStarted(final @NonNull KSWebViewClient webViewClient, final @Nullable String url) {
     final AlphaAnimation animation = new AlphaAnimation(0.0f, 1.0f);
-    animation.setDuration(300L);
+    animation.setDuration(300l);
     animation.setFillAfter(true);
     loadingIndicatorView.startAnimation(animation);
   }
@@ -124,7 +124,7 @@ public class HelpActivity extends BaseActivity<HelpViewModel> implements KSWebVi
   @Override
   public void webViewOnPageFinished(final @NonNull KSWebViewClient webViewClient, final @Nullable String url) {
     final AlphaAnimation animation = new AlphaAnimation(1.0f, 0.0f);
-    animation.setDuration(300L);
+    animation.setDuration(300l);
     animation.setFillAfter(true);
     loadingIndicatorView.startAnimation(animation);
   }
diff --git a/app/src/main/java/com/kickstarter/ui/activities/WebViewActivity.java b/app/src/main/java/com/kickstarter/ui/activities/WebViewActivity.java
index d3a44d0c0..1cbc2ae37 100644
--- a/app/src/main/java/com/kickstarter/ui/activities/WebViewActivity.java
+++ b/app/src/main/java/com/kickstarter/ui/activities/WebViewActivity.java
@@ -55,7 +55,7 @@ public final class WebViewActivity extends BaseActivity<WebViewViewModel> implem
   @Override
   public void webViewOnPageStarted(final @NonNull KSWebViewClient webViewClient, final @Nullable String url) {
     final AlphaAnimation animation = new AlphaAnimation(0.0f, 1.0f);
-    animation.setDuration(300L);
+    animation.setDuration(300l);
     animation.setFillAfter(true);
     loadingIndicatorView.startAnimation(animation);
   }
@@ -63,7 +63,7 @@ public final class WebViewActivity extends BaseActivity<WebViewViewModel> implem
   @Override
   public void webViewOnPageFinished(final @NonNull KSWebViewClient webViewClient, final @Nullable String url) {
     final AlphaAnimation animation = new AlphaAnimation(1.0f, 0.0f);
-    animation.setDuration(300L);
+    animation.setDuration(300l);
     animation.setFillAfter(true);
     loadingIndicatorView.startAnimation(animation);
   }
diff --git a/script/style/checkstyle.xml b/script/style/checkstyle.xml
index f4c83e5be..fc04d0767 100644
--- a/script/style/checkstyle.xml
+++ b/script/style/checkstyle.xml
@@ -91,7 +91,6 @@
       <property name="throwsIndent" value="2" />
       <property name="lineWrappingIndentation" value="2" />
     </module>
-    <module name="UpperEll" />
   </module>
 
   <module name="FileLength">