diff --git a/app/src/main/kotlin/com/simplemobiletools/contacts/activities/DialpadActivity.kt b/app/src/main/kotlin/com/simplemobiletools/contacts/activities/DialpadActivity.kt
index bd3ef3b7..f9fa6856 100644
--- a/app/src/main/kotlin/com/simplemobiletools/contacts/activities/DialpadActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/contacts/activities/DialpadActivity.kt
@@ -9,6 +9,7 @@ import com.simplemobiletools.commons.extensions.applyColorFilter
 import com.simplemobiletools.commons.extensions.updateTextColors
 import com.simplemobiletools.commons.helpers.isLollipopPlus
 import com.simplemobiletools.contacts.R
+import com.simplemobiletools.contacts.extensions.afterTextChanged
 import com.simplemobiletools.contacts.extensions.config
 import kotlinx.android.synthetic.main.activity_dialpad.*
 
@@ -31,6 +32,7 @@ class DialpadActivity : SimpleActivity() {
         dialpad_hashtag.setOnClickListener { dialpadPressed("#") }
         dialpad_clear_char.setOnClickListener { clearChar() }
         dialpad_clear_char.setOnLongClickListener { clearInput(); true }
+        dialpad_input.afterTextChanged { dialpadValueChanged(it) }
         disableKeyboardPopping()
     }
 
@@ -77,4 +79,8 @@ class DialpadActivity : SimpleActivity() {
             dialpad_input.inputType = InputType.TYPE_NULL
         }
     }
+
+    private fun dialpadValueChanged(text: String) {
+
+    }
 }
diff --git a/app/src/main/kotlin/com/simplemobiletools/contacts/extensions/EditText.kt b/app/src/main/kotlin/com/simplemobiletools/contacts/extensions/EditText.kt
new file mode 100644
index 00000000..65f826c2
--- /dev/null
+++ b/app/src/main/kotlin/com/simplemobiletools/contacts/extensions/EditText.kt
@@ -0,0 +1,13 @@
+package com.simplemobiletools.contacts.extensions
+
+import android.text.Editable
+import android.text.TextWatcher
+import android.widget.EditText
+
+fun EditText.afterTextChanged(callback: (String) -> Unit) = addTextChangedListener(object : TextWatcher {
+    override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {}
+
+    override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {}
+
+    override fun afterTextChanged(text: Editable) = callback(text.toString())
+})