diff --git a/app/src/main/java/com/vitorpamplona/amethyst/ui/note/PubKeyFormatter.kt b/app/src/main/java/com/vitorpamplona/amethyst/ui/note/PubKeyFormatter.kt
index 07014d5ae..af628e2e0 100644
--- a/app/src/main/java/com/vitorpamplona/amethyst/ui/note/PubKeyFormatter.kt
+++ b/app/src/main/java/com/vitorpamplona/amethyst/ui/note/PubKeyFormatter.kt
@@ -7,5 +7,6 @@ fun ByteArray.toShortenHex(): String {
 }
 
 fun String.toShortenHex(): String {
+    if (length <= 16) return this
     return replaceRange(8, length - 8, ":")
 }