diff --git a/testing/substrate-runner/src/lib.rs b/testing/substrate-runner/src/lib.rs
index 82d3ea6258..bdcbf5eaa7 100644
--- a/testing/substrate-runner/src/lib.rs
+++ b/testing/substrate-runner/src/lib.rs
@@ -251,7 +251,7 @@ fn try_find_substrate_port_from_output(
     let mut p2p_address = None;
     let mut p2p_port = None;
 
-    for line in BufReader::new(r).lines().take(50) {
+    for line in BufReader::new(r).lines().take(100) {
         let line = line.expect("failed to obtain next line from stdout for port discovery");
 
         // Parse the port lines