diff --git a/crates/dap_adapters/src/python.rs b/crates/dap_adapters/src/python.rs
index 4d81e5ba851305ae3adc2ee0a6ab6a29f43edd62..2f84193ac9343cac9ff1cf52eb648bad1cd77896 100644
--- a/crates/dap_adapters/src/python.rs
+++ b/crates/dap_adapters/src/python.rs
@@ -368,6 +368,9 @@ impl PythonDebugAdapter {
                 bail!("Cannot have two different ports in debug configuration")
             }
 
+            if let Some(hostname) = config_host {
+                tcp_connection.host = Some(hostname.parse().context("hostname must be IPv4")?);
+            }
             tcp_connection.port = config_port;
             DebugpyLaunchMode::AttachWithConnect { host: config_host }
         } else {