diff --git a/android/sdk.go b/android/sdk.go
index 8115b69..2c38f56 100644
--- a/android/sdk.go
+++ b/android/sdk.go
@@ -466,8 +466,7 @@
 
 // Base structure for all implementations of SdkMemberProperties.
 //
-// Contains common properties that apply across many different member types. These
-// are not affected by the optimization to extract common values.
+// Contains common properties that apply across many different member types.
 type SdkMemberPropertiesBase struct {
 	// The number of unique os types supported by the member variants.
 	//
@@ -489,9 +488,7 @@
 	Os OsType `sdk:"keep"`
 
 	// The setting to use for the compile_multilib property.
-	//
-	// This property is set after optimization so there is no point in trying to optimize it.
-	Compile_multilib string `sdk:"keep"`
+	Compile_multilib string `android:"arch_variant"`
 }
 
 // The os prefix to use for any file paths in the sdk.