diff --git a/crates/gpui/src/platform/linux/platform.rs b/crates/gpui/src/platform/linux/platform.rs
index 3d7f8c2adc30119c2a57def41a6b976f79f43084..0aa17e534ab760694c999b9b38cf1c56bbd27371 100644
--- a/crates/gpui/src/platform/linux/platform.rs
+++ b/crates/gpui/src/platform/linux/platform.rs
@@ -184,7 +184,7 @@ impl<P: LinuxClient + 'static> Platform for P {
         // cleaned up when `kill -0` returns.
         let script = format!(
             r#"
-            while kill -O {pid} 2>/dev/null; do
+            while kill -0 {pid} 2>/dev/null; do
                 sleep 0.1
             done