diff --git a/fingerprint_config.mk b/fingerprint_config.mk
index 4ecc463..fd21645 100644
--- a/fingerprint_config.mk
+++ b/fingerprint_config.mk
@@ -1,6 +1,7 @@
 # Factory build, use HIDL hal & extension so that we can use Test tool
 ifneq ( ,$(findstring factory, $(TARGET_PRODUCT)))
 GOOGLE_CONFIG_FP_STATUS=1
+FPC_CONFIG_TRUSTY_CLEAN_TA=1
 else
 # Non factory build, use fingerprint AIDL version
 endif