diff --git a/src/runtime2/tests/mod.rs b/src/runtime2/tests/mod.rs
index b139ad3ad26b8119bccdbfb57b8b0377e01e9578..138fccfa2ee5e323b3348452eec5069438a1044b 100644
--- a/src/runtime2/tests/mod.rs
+++ b/src/runtime2/tests/mod.rs
@@ -5,7 +5,7 @@ use crate::runtime2::component::{CompCtx, CompPDL};
 
 mod error_handling;
 
-const NUM_THREADS: u32 = 1;
+const NUM_THREADS: u32 = 4;
 const DEBUG_LOGGING: bool = true;
 
 pub(crate) fn compile_and_create_component(source: &str, routine_name: &str, args: ValueGroup) {