diff --git a/libssh/misc.c b/libssh/misc.c
index 4b562c71..3d58e50f 100644
--- a/libssh/misc.c
+++ b/libssh/misc.c
@@ -634,6 +634,7 @@ char *ssh_path_expand_escape(ssh_session session, const char *s) {
         }
         l = strlen(buf);
         strcat(buf + l, x);
+        buf[i] = '\0';
         SAFE_FREE(x);
     }