diff --git a/tests/llmobs/suitespec.yml b/tests/llmobs/suitespec.yml
index d7f40c7bb47..60ae476a054 100644
--- a/tests/llmobs/suitespec.yml
+++ b/tests/llmobs/suitespec.yml
@@ -114,6 +114,7 @@ suites:
       - tests/llmobs/*
     runner: riot
     snapshot: true
+    parallelism: 5
   mcp:
     parallelism: 1
     paths: