diff --git a/ConfigCoreIPC.cmake b/ConfigCoreIPC.cmake
index 3a350b2..c06d0c9 100644
--- a/ConfigCoreIPC.cmake
+++ b/ConfigCoreIPC.cmake
@@ -29,6 +29,7 @@
 set (REGRESSION True)
 set (CORE_TEST False)
 set (CORE_IPC True)
+set (PSA_API_TEST False)
 
 # TF-M isolation level: 1..3
 set (TFM_LVL 1)