diff --git a/src/g_mapinfo.cpp b/src/g_mapinfo.cpp
index 004b47a2f4..2b31f50f85 100644
--- a/src/g_mapinfo.cpp
+++ b/src/g_mapinfo.cpp
@@ -1802,6 +1802,7 @@ void FMapInfoParser::ParseEpisodeInfo ()
 		EpisodeMenu[i].fulltext = !picisgfx;
 		EpisodeNoSkill[i] = noskill;
 		strncpy (EpisodeMaps[i], map, 8);
+		EpisodeMaps[i][8] = 0;
 	}
 }
 
diff --git a/src/m_menu.cpp b/src/m_menu.cpp
index dfa04cd30c..9bc25284ec 100644
--- a/src/m_menu.cpp
+++ b/src/m_menu.cpp
@@ -391,7 +391,7 @@ oldmenuitem_t EpisodeMenu[MAX_EPISODES] =
 	{1,0,0, NULL, M_Episode, CR_UNTRANSLATED},
 };
 
-char EpisodeMaps[MAX_EPISODES][8];
+char EpisodeMaps[MAX_EPISODES][9];
 bool EpisodeNoSkill[MAX_EPISODES];
 
 oldmenu_t EpiDef =
diff --git a/src/m_menu.h b/src/m_menu.h
index f46b6a9e9e..4f45cbed23 100644
--- a/src/m_menu.h
+++ b/src/m_menu.h
@@ -273,7 +273,7 @@ extern int		CurrentItem;
 
 extern oldmenuitem_t EpisodeMenu[MAX_EPISODES];
 extern bool EpisodeNoSkill[MAX_EPISODES];
-extern char EpisodeMaps[MAX_EPISODES][8];
+extern char EpisodeMaps[MAX_EPISODES][9];
 extern oldmenu_t EpiDef;
 
 #endif