diff --git a/app/src/main/java/com/nextcloud/talk/activities/CallNotificationActivity.kt b/app/src/main/java/com/nextcloud/talk/activities/CallNotificationActivity.kt
index c7eacc2cb..0c5df6a12 100644
--- a/app/src/main/java/com/nextcloud/talk/activities/CallNotificationActivity.kt
+++ b/app/src/main/java/com/nextcloud/talk/activities/CallNotificationActivity.kt
@@ -258,7 +258,7 @@ class CallNotificationActivity : CallBaseActivity() {
         notificationHandler.post(object : Runnable {
             override fun run() {
                 if (NotificationUtils.isNotificationVisible(context, notificationTimestamp!!.toInt())) {
-                    notificationHandler.postDelayed(this, 1000)
+                    notificationHandler.postDelayed(this, ONE_SECOND)
                 } else {
                     finish()
                 }
@@ -320,5 +320,6 @@ class CallNotificationActivity : CallBaseActivity() {
     companion object {
         const val TAG = "CallNotificationActivity"
         const val GET_ROOM_RETRY_COUNT: Long = 3
+        const val ONE_SECOND: Long = 1000
     }
 }
diff --git a/app/src/main/java/com/nextcloud/talk/call/ReactionAnimator.kt b/app/src/main/java/com/nextcloud/talk/call/ReactionAnimator.kt
index 3c9c263e0..746644b8c 100644
--- a/app/src/main/java/com/nextcloud/talk/call/ReactionAnimator.kt
+++ b/app/src/main/java/com/nextcloud/talk/call/ReactionAnimator.kt
@@ -124,7 +124,7 @@ class ReactionAnimator(
 
         val emojiView = EmojiTextView(context)
         emojiView.text = callReaction.emoji
-        emojiView.textSize = 20f
+        emojiView.textSize = TEXT_SIZE
 
         val nameView = getNameView(callReaction)
         reactionWrapper.addView(emojiView)
@@ -141,7 +141,7 @@ class ReactionAnimator(
             ViewGroup.LayoutParams.WRAP_CONTENT
         )
 
-        nameViewParams.setMargins(20, 0, 20, 5)
+        nameViewParams.setMargins(HORIZONTAL_MARGIN, 0, HORIZONTAL_MARGIN, BOTTOM_MARGIN)
         nameView.layoutParams = nameViewParams
 
         nameView.text = "  " + callReaction.userName + "  "
@@ -176,6 +176,10 @@ class ReactionAnimator(
 
         private const val ZERO_ALPHA = 0f
         private const val ALPHA_PROPERTY = "alpha"
+
+        private const val TEXT_SIZE = 20f
+        private const val HORIZONTAL_MARGIN: Int = 20
+        private const val BOTTOM_MARGIN: Int = 5
     }
 }
 data class CallReaction(
diff --git a/app/src/main/java/com/nextcloud/talk/ui/dialog/MoreCallActionsDialog.kt b/app/src/main/java/com/nextcloud/talk/ui/dialog/MoreCallActionsDialog.kt
index f21543272..8e81d3c7e 100644
--- a/app/src/main/java/com/nextcloud/talk/ui/dialog/MoreCallActionsDialog.kt
+++ b/app/src/main/java/com/nextcloud/talk/ui/dialog/MoreCallActionsDialog.kt
@@ -118,7 +118,7 @@ class MoreCallActionsDialog(private val callActivity: CallActivity) : BottomShee
             availableReactions.forEach {
                 val emojiView = EmojiTextView(context)
                 emojiView.text = it.toString()
-                emojiView.textSize = 20f
+                emojiView.textSize = TEXT_SIZE
                 emojiView.layoutParams = param
 
                 emojiView.setOnClickListener { view ->
@@ -198,5 +198,6 @@ class MoreCallActionsDialog(private val callActivity: CallActivity) : BottomShee
 
     companion object {
         private const val TAG = "MoreCallActionsDialog"
+        private const val TEXT_SIZE = 20f
     }
 }