diff --git a/tests/support/mod.rs b/tests/support/mod.rs
index 1c661f3e8b..6064100d32 100644
--- a/tests/support/mod.rs
+++ b/tests/support/mod.rs
@@ -25,7 +25,7 @@ pub fn fixtures_dir() -> &'static Path {
 ///
 /// Env var `RLS_TEST_WAIT_FOR_AGES` allows super long waiting for CI
 pub fn rls_timeout() -> Duration {
-    Duration::from_secs(if std::env::var("RLS_TEST_WAIT_FOR_AGES").is_ok() { 300 } else { 15 })
+    Duration::from_secs(if std::env::var("RLS_TEST_WAIT_FOR_AGES").is_ok() { 300 } else { 30 })
 }
 
 /// Parse valid LSP stdout into a list of json messages