diff --git a/CleanSpec.mk b/CleanSpec.mk
index 9627093..f266ede 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -704,6 +704,10 @@
 # again, as the original change removing them was reverted.
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/framework/*.jar)
 
+# Remove cas@1.1 from the vendor partition
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/vendor/bin/hw/android.hardware.cas@1.1*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/vendor/etc/init/android.hardware.cas@1.1*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/vendor/etc/vintf/manifest/android.hardware.cas@1.1*)
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************
diff --git a/target/product/base_vendor.mk b/target/product/base_vendor.mk
index 1657e71..7d1babf 100644
--- a/target/product/base_vendor.mk
+++ b/target/product/base_vendor.mk
@@ -40,7 +40,7 @@
 
 # Base modules and settings for the vendor partition.
 PRODUCT_PACKAGES += \
-    android.hardware.cas@1.1-service \
+    android.hardware.cas@1.2-service \
     android.hardware.configstore@1.1-service \
     android.hardware.media.omx@1.0-service \
     boringssl_self_test_vendor \