diff --git a/device.mk b/device.mk
index 0544bf7..0a2e2a1 100644
--- a/device.mk
+++ b/device.mk
@@ -64,6 +64,9 @@ PRODUCT_COPY_FILES += \
     $(LOCAL_PATH)/audio/usecaseKvManager_prc.xml:$(TARGET_COPY_OUT_VENDOR)/etc/usecaseKvManager_prc.xml \
     $(LOCAL_PATH)/audio/usecaseKvManager_tmo.xml:$(TARGET_COPY_OUT_VENDOR)/etc/usecaseKvManager_tmo.xml
 
+# Dex-pre-opt exclusions
+$(call add-product-dex-preopt-module-config,MotoSignatureApp,disable)
+
 # Fingerprint
 PRODUCT_PACKAGES += \
     android.hardware.biometrics.fingerprint@2.3-service.rtwo