gistfile1.txt

diff --git a/src/imap_client.rs b/src/imap_client.rs
index 3f4da0d..04f8eff 100644
--- a/src/imap_client.rs
+++ b/src/imap_client.rs
@@ -43,10 +43,9 @@ impl Client {
             client.debug = true;
         }
 
-        let _greeting = client
-            .read_response()
-            .await
-            .expect("failed to read greeting");
+        if client.read_response().await.is_none() {
+            return Err(ImapError::Bad("failed to read greeting".to_string()));
+        }
 
         Ok(Client::Secure(client))
     }
@@ -58,10 +57,10 @@ impl Client {
         if std::env::var(crate::DCC_IMAP_DEBUG).is_ok() {
             client.debug = true;
         }
-        let _greeting = client
-            .read_response()
-            .await
-            .expect("failed to read greeting");
+
+        if client.read_response().await.is_none() {
+            return Err(ImapError::Bad("failed to read greeting".to_string()));
+        }
 
         Ok(Client::Insecure(client))
     }