diff --git a/src/gui/audioplayer.cpp b/src/gui/audioplayer.cpp
index 4c0616ff4..0201d3752 100644
--- a/src/gui/audioplayer.cpp
+++ b/src/gui/audioplayer.cpp
@@ -889,7 +889,7 @@ int CAudioPlayerGui::show()
 					smsKey = m_SMSKeyInput.handleMsg(msg);
 					//printf(" new key: %c", smsKey);
 					/* show a hint box with current char (too slow at the moment?)*/
-					char selectedKey[1];
+					char selectedKey[2];
 					sprintf(selectedKey,"%c",smsKey);
 					int x1=(g_settings.screen_EndX- g_settings.screen_StartX)/2 + g_settings.screen_StartX-50;
 					int y1=(g_settings.screen_EndY- g_settings.screen_StartY)/2 + g_settings.screen_StartY;