diff --git a/modules/hostap/CMakeLists.txt b/modules/hostap/CMakeLists.txt
index 81dd70fd96d3..d518259114d3 100644
--- a/modules/hostap/CMakeLists.txt
+++ b/modules/hostap/CMakeLists.txt
@@ -21,6 +21,7 @@ zephyr_compile_definitions(
 
 zephyr_include_directories(
 	${CMAKE_CURRENT_SOURCE_DIR}/
+	${HOSTAP_BASE}/
 	${WPA_SUPPLICANT_BASE}/
 	${COMMON_SRC_BASE}/
 )
diff --git a/modules/hostap/Kconfig b/modules/hostap/Kconfig
index 1a7449e11304..a94c4498ea57 100644
--- a/modules/hostap/Kconfig
+++ b/modules/hostap/Kconfig
@@ -20,8 +20,12 @@ config WPA_SUPP_THREAD_STACK_SIZE
 	int "Stack size for wpa_supplicant thread"
 	default 8192
 
+config WEP
+	bool "WEP (Legacy crypto) support"
+
 config WPA_SUPP_CRYPTO
 	bool "Crypto support for WiFi"
+	select WEP
 	default y
 
 config WPA_SUPP_CRYPTO_ENTERPRISE