diff --git a/cmds/installd/otapreopt_chroot.cpp b/cmds/installd/otapreopt_chroot.cpp
index 3ae56db..e90cf3b 100644
--- a/cmds/installd/otapreopt_chroot.cpp
+++ b/cmds/installd/otapreopt_chroot.cpp
@@ -115,7 +115,7 @@
         exit(207);
     }
     {
-      std::string vendor_partition = StringPrintf("/dev/block/bootdevice/by-name/vendor%s",
+      std::string vendor_partition = StringPrintf("/dev/block/by-name/vendor%s",
                                                   arg[2]);
       int vendor_result = mount(vendor_partition.c_str(),
                                 "/postinstall/vendor",
@@ -128,7 +128,7 @@
     // Try to mount the product partition. update_engine doesn't do this for us, but we
     // want it for product APKs. Same notes as vendor above.
     {
-      std::string product_partition = StringPrintf("/dev/block/bootdevice/by-name/product%s",
+      std::string product_partition = StringPrintf("/dev/block/by-name/product%s",
                                                    arg[2]);
       int product_result = mount(product_partition.c_str(),
                                  "/postinstall/product",