diff --git a/kas/kas-security-base.yml b/kas/kas-security-base.yml
index 94188c8..4d3220b 100644
--- a/kas/kas-security-base.yml
+++ b/kas/kas-security-base.yml
@@ -40,6 +40,14 @@ local_conf_header:
     INHERIT += "buildstats buildstats-summary buildhistory"
     INHERIT += "report-error"
     INHERIT += "testimage"
+    INHERIT += "rm_work"
+    BB_NUMBER_THREADS="24"
+    BB_NUMBER_PARSE_THREADS="12"
+    PARALLEL_MAKE="-j 8"
+    BB_TASK_NICE_LEVEL = '5'
+    BB_TASK_NICE_LEVEL_task-testimage = '0'
+    BB_TASK_IONICE_LEVEL = '2.7'
+    BB_TASK_IONICE_LEVEL_task-testimage = '2.1'
     TEST_QEMUBOOT_TIMEOUT = "1500"
     EXTRA_IMAGE_FEATURES ?= "debug-tweaks"
     PACKAGE_CLASSES = "package_ipk"