diff --git a/scripts/regression/regression.mk b/scripts/regression/regression.mk
index d132bd5..299b31b 100644
--- a/scripts/regression/regression.mk
+++ b/scripts/regression/regression.mk
@@ -13,8 +13,8 @@ regression_random_linux:
 	cd ../..
 	export VEXRISCV_REGRESSION_CONFIG_COUNT=3
 	export VEXRISCV_REGRESSION_CONFIG_LINUX_RATE=1.0
-	export VEXRISCV_REGRESSION_FREERTOS_COUNT=2
-	export VEXRISCV_REGRESSION_ZEPHYR_COUNT=4
+	export VEXRISCV_REGRESSION_FREERTOS_COUNT=1
+	export VEXRISCV_REGRESSION_ZEPHYR_COUNT=2
 	export VEXRISCV_REGRESSION_THREAD_COUNT=1
 	sbt "testOnly vexriscv.TestIndividualFeatures"