diff --git a/graphics/mapper/2.0/vts/Mapper.vts b/graphics/mapper/2.0/vts/Mapper.vts
index 26e049f..baf95dc 100644
--- a/graphics/mapper/2.0/vts/Mapper.vts
+++ b/graphics/mapper/2.0/vts/Mapper.vts
@@ -7,6 +7,7 @@
 import: "android.hardware.graphics.allocator@2.0::types"
 import: "android.hardware.graphics.common@1.0::types"
 import: "android.hardware.graphics.mapper@2.0::types"
+import: "android.hidl.base@1.0::types"
 
 interface: {
     attribute: {