diff --git a/src/runtime2/tests/mod.rs b/src/runtime2/tests/mod.rs
index be4f43c5f300a707b8ea07ac8f7b2cac72ed69c4..987afe9e1b57e9b32556bf849e308aa34a3b60f3 100644
--- a/src/runtime2/tests/mod.rs
+++ b/src/runtime2/tests/mod.rs
@@ -15,9 +15,9 @@ use crate::runtime2::native::{ApplicationSyncAction};
 // pub(crate) const NUM_INSTANCES: u32 = 7;   // number of test instances constructed
 // pub(crate) const NUM_LOOPS: u32 = 8;       // number of loops within a single test (not used by all tests)
 
-pub(crate) const NUM_THREADS: u32 = 1;
-pub(crate) const NUM_INSTANCES: u32 = 5;
-pub(crate) const NUM_LOOPS: u32 = 5;
+pub(crate) const NUM_THREADS: u32 = 2;
+pub(crate) const NUM_INSTANCES: u32 = 1;
+pub(crate) const NUM_LOOPS: u32 = 1;
 
 
 fn create_runtime(pdl: &str) -> Runtime {