diff --git a/dexpreopt/config.go b/dexpreopt/config.go
index f38d892..35c2b44 100644
--- a/dexpreopt/config.go
+++ b/dexpreopt/config.go
@@ -38,11 +38,10 @@
 	DisableGenerateProfile bool   // don't generate profiles
 	ProfileDir             string // directory to find profiles in
 
-	BootJars []string // modules for jars that form the boot class path
+	BootJars          []string // modules for jars that form the boot class path
+	UpdatableBootJars []string // jars within apex that form the boot class path
 
-	ArtApexJars                   []string // modules for jars that are in the ART APEX
-	ProductUpdatableBootModules   []string
-	ProductUpdatableBootLocations []string
+	ArtApexJars       []string // modules for jars that are in the ART APEX
 
 	SystemServerJars          []string // jars that form the system server
 	SystemServerApps          []string // apps that are loaded into system server
@@ -281,9 +280,8 @@
 		DisableGenerateProfile:             false,
 		ProfileDir:                         "",
 		BootJars:                           nil,
+		UpdatableBootJars:                  nil,
 		ArtApexJars:                        nil,
-		ProductUpdatableBootModules:        nil,
-		ProductUpdatableBootLocations:      nil,
 		SystemServerJars:                   nil,
 		SystemServerApps:                   nil,
 		UpdatableSystemServerJars:          nil,