diff --git a/zephyr/CMakeLists.txt b/zephyr/CMakeLists.txt
index e5f0b93ca..e84dfbe13 100644
--- a/zephyr/CMakeLists.txt
+++ b/zephyr/CMakeLists.txt
@@ -3,7 +3,7 @@ if(CONFIG_WOLFSSL)
   
   if(CONFIG_WOLFSSL_BUILTIN)
     target_compile_definitions(wolfSSL INTERFACE
-  	WOLFSSL_OPTIONS_FILE="${CONFIG_WOLFSSL_OPTIONS_FILE}"
+  	WOLFSSL_SETTINGS_FILE="${CONFIG_WOLFSSL_SETTINGS_FILE}"
   	)
   
     target_include_directories(wolfSSL INTERFACE