diff --git a/device-common.mk b/device-common.mk
index 1fb86e3..643945c 100644
--- a/device-common.mk
+++ b/device-common.mk
@@ -132,8 +132,8 @@ PRODUCT_COPY_FILES += \
 
 # Keymaster
 PRODUCT_PACKAGES += \
-    android.hardware.keymaster@3.0-impl \
-    android.hardware.keymaster@3.0-service
+    android.hardware.keymaster@4.0-impl \
+    android.hardware.keymaster@4.0-service
 
 # Gatekeeper
 PRODUCT_PACKAGES += \
diff --git a/manifest.xml b/manifest.xml
index 17e83fd..e128fbf 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -154,7 +154,7 @@
     <hal format="hidl">
         <name>android.hardware.keymaster</name>
         <transport>hwbinder</transport>
-        <version>3.0</version>
+        <version>4.0</version>
         <interface>
             <name>IKeymasterDevice</name>
             <instance>default</instance>