diff --git a/app/src/main/java/app/fedilab/nitterizeme/AppInfoAdapter.java b/app/src/main/java/app/fedilab/nitterizeme/AppInfoAdapter.java
index 4495b6e..62ac648 100644
--- a/app/src/main/java/app/fedilab/nitterizeme/AppInfoAdapter.java
+++ b/app/src/main/java/app/fedilab/nitterizeme/AppInfoAdapter.java
@@ -104,7 +104,7 @@ public class AppInfoAdapter extends RecyclerView.Adapter {
     }
 
 
-    class ViewHolder extends RecyclerView.ViewHolder {
+    static class ViewHolder extends RecyclerView.ViewHolder {
         ImageView app_icon, valid;
         TextView information, domain;
         LinearLayout main_container;
diff --git a/app/src/main/java/app/fedilab/nitterizeme/Instance.java b/app/src/main/java/app/fedilab/nitterizeme/Instance.java
index 16806aa..a743848 100644
--- a/app/src/main/java/app/fedilab/nitterizeme/Instance.java
+++ b/app/src/main/java/app/fedilab/nitterizeme/Instance.java
@@ -20,7 +20,7 @@ class Instance {
     private long latency = -1;
     private boolean checked = false;
     private instanceType type;
-    private boolean cloudflare =false;
+    private boolean cloudflare = false;
     private String locale;
 
     String getDomain() {
diff --git a/app/src/main/java/app/fedilab/nitterizeme/InstanceAdapter.java b/app/src/main/java/app/fedilab/nitterizeme/InstanceAdapter.java
index a3f3170..83c719e 100644
--- a/app/src/main/java/app/fedilab/nitterizeme/InstanceAdapter.java
+++ b/app/src/main/java/app/fedilab/nitterizeme/InstanceAdapter.java
@@ -91,10 +91,10 @@ public class InstanceAdapter extends RecyclerView.Adapter {
         }
 
         holder.locale.setText(instance.getLocale());
-        if( instance.isCloudflare()){
+        if (instance.isCloudflare()) {
             holder.useCloudflare.setVisibility(View.VISIBLE);
-            holder.useCloudflare.setOnClickListener(v -> Toast.makeText(context,R.string.cloudflare,Toast.LENGTH_SHORT).show());
-        }else{
+            holder.useCloudflare.setOnClickListener(v -> Toast.makeText(context, R.string.cloudflare, Toast.LENGTH_SHORT).show());
+        } else {
             holder.useCloudflare.setVisibility(View.GONE);
         }
 
@@ -171,7 +171,7 @@ public class InstanceAdapter extends RecyclerView.Adapter {
     }
 
 
-    class ViewHolder extends RecyclerView.ViewHolder {
+    static class ViewHolder extends RecyclerView.ViewHolder {
         RadioButton checkbox_instance;
         TextView latency, locale;
         ProgressBar progress;