diff --git a/Telegram/SourceFiles/platform/linux/specific_linux.cpp b/Telegram/SourceFiles/platform/linux/specific_linux.cpp
index b5823c969..350b1f459 100644
--- a/Telegram/SourceFiles/platform/linux/specific_linux.cpp
+++ b/Telegram/SourceFiles/platform/linux/specific_linux.cpp
@@ -731,7 +731,8 @@ void start() {
 					md5Hash.data());
 			}
 
-			return u"org.telegram.desktop._%1.desktop"_q.arg(md5Hash);
+			return u"org.telegram.desktop._%1.desktop"_q.arg(
+				md5Hash.constData());
 		}
 
 		return u"org.telegram.desktop.desktop"_q;