diff --git a/hampack-src/main.go b/hampack-src/main.go
index 94b24d6..895dfa4 100644
--- a/hampack-src/main.go
+++ b/hampack-src/main.go
@@ -613,6 +613,7 @@ func (w *mainWin) onUpdate() {
 	ops := []Op{{
 		Label: "Run Update",
 		Cmds:  [][]string{{"bash", "-c", "wget -qO- https://gitea.young.computer/david/hampack/raw/branch/main/install.sh | bash"}},
+		Env:   append(os.Environ(), "TERM=xterm"),
 	}}
 
 	newOutputWin(ops, func() {