diff --git a/lsteamclient/steamclient_main.c b/lsteamclient/steamclient_main.c
index 8705ec38..5eb138d8 100644
--- a/lsteamclient/steamclient_main.c
+++ b/lsteamclient/steamclient_main.c
@@ -275,7 +275,7 @@ const char *steamclient_dos_to_unix_path( const char *src, int is_url )
 done:
     len = strlen( buffer );
     if (!(dst = HeapAlloc( GetProcessHeap(), 0, len + 1 ))) return NULL;
-    memcpy( dst, buffer, len );
+    memcpy( dst, buffer, len + 1 );
     return dst;
 }