diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeFragment.kt
index e0a4d2c1..d8a371b5 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeFragment.kt
@@ -191,7 +191,7 @@ class MessagesComposeFragment : Fragment(), CoroutineScope {
         b.recipients.chipTokenizer = SpanChipTokenizer<ChipSpan>(activity, object : ChipSpanChipCreator() {
             override fun createChip(context: Context, text: CharSequence, data: Any?): ChipSpan? {
                 val teacher = data as Teacher?
-                if (teacher!!.id in -24L..-1L) {
+                if (teacher!!.id in -24L..0L) {
                     val type = (teacher.id * -1).toInt()
 
                     val textColorPrimary = android.R.attr.textColorPrimary.resolveAttr(activity)
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeSuggestionAdapter.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeSuggestionAdapter.kt
index f63abcac..0a881ce4 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeSuggestionAdapter.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeSuggestionAdapter.kt
@@ -39,7 +39,7 @@ class MessagesComposeSuggestionAdapter(
         if (teacher.image == null)
             teacher.image = getProfileImage(48, 24, 16, 12, 1, teacher.fullName)
 
-        if (teacher.id in -24L..-1L) {
+        if (teacher.id in -24L..0L) {
             name.text = Teacher.typeName(context, (teacher.id * -1).toInt())
             type.setText(R.string.teachers_browse_category)
             image.setImageBitmap(null)