diff --git a/app/src/main/java/net/foucry/pilldroid/DrugListActivity.java b/app/src/main/java/net/foucry/pilldroid/DrugListActivity.java
index a7feaf3..35127f4 100644
--- a/app/src/main/java/net/foucry/pilldroid/DrugListActivity.java
+++ b/app/src/main/java/net/foucry/pilldroid/DrugListActivity.java
@@ -347,6 +347,7 @@ public class DrugListActivity extends AppCompatActivity {
         Button ok = dialog.findViewById(R.id.agreed);
         Button cancel = dialog.findViewById(R.id.notagreed);
         ok.setEnabled(false);
+        ok.setBackground(getDrawable(R.drawable.rounded_btn_disabled));
         //TextView  title = (TextView ) dialog.findViewById(R.id.title);
         final EditText editText=(EditText)dialog.findViewById(R.id.editcip13);
         String cip13 = String.valueOf(editText.getText());
@@ -362,12 +363,16 @@ public class DrugListActivity extends AppCompatActivity {
 
             @Override
             public void onTextChanged(CharSequence s, int start, int before, int count) {
+
             }
 
             @Override
             public void afterTextChanged(Editable s) {
                 //alert.getButton(alert.BUTTON_POSITIVE).setEnabled(s.length() == 8);
-                ok.setEnabled(s.length() == 8);
+                if (s.length() == 8) {
+                    ok.setEnabled(true);
+                    ok.setBackground(getDrawable(R.drawable.rounded_btn));
+                }
             }
         });
         ok.setOnClickListener(new View.OnClickListener() {
diff --git a/app/src/main/res/drawable/rounded_btn_disabled.xml b/app/src/main/res/drawable/rounded_btn_disabled.xml
new file mode 100644
index 0000000..89933d4
--- /dev/null
+++ b/app/src/main/res/drawable/rounded_btn_disabled.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="@color/grey" />
+    <corners android:bottomRightRadius="24dp"
+        android:bottomLeftRadius="24dp"
+        android:topRightRadius="24dp"
+        android:topLeftRadius="24dp"/>
+</shape>
\ No newline at end of file