diff --git a/CMakeLists.txt b/CMakeLists.txt
index e61e378..7dccd75 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -74,6 +74,10 @@
 assert_defined(CPU_PROFILE_ENABLED)
 assert_defined(CMAKE_TOOLCHAIN_FILE)
 
+if(POLICY CMP0123)
+    cmake_policy(SET CMP0123 NEW)
+endif()
+
 project(arm_ml_embedded_evaluation_kit
         VERSION     21.11.1
         DESCRIPTION "ARM ML Embedded Evaluation Kit"
diff --git a/build_default.py b/build_default.py
index 3971a05..c0cf8d1 100755
--- a/build_default.py
+++ b/build_default.py
@@ -72,8 +72,7 @@
 
     # 1. Make sure the toolchain is supported, and set the right one here
     supported_toolchain_ids = ["gnu", "arm"]
-    assert (toolchain in supported_toolchain_ids,
-        f"Toolchain must be from {supported_toolchain_ids}")
+    assert toolchain in supported_toolchain_ids, f"Toolchain must be from {supported_toolchain_ids}"
     if toolchain == "arm":
         toolchain_file_name = "bare-metal-armclang.cmake"
     elif toolchain == "gnu":