diff --git a/apex/builder.go b/apex/builder.go
index a3c4d5c..b0f0c82 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -533,9 +533,9 @@
 			optFlags = append(optFlags, "--android_manifest "+androidManifestFile.String())
 		}
 
-		targetSdkVersion := ctx.Config().DefaultAppTargetSdk()
+		targetSdkVersion := ctx.Config().DefaultAppTargetSdk(ctx).String()
 		// TODO(b/157078772): propagate min_sdk_version to apexer.
-		minSdkVersion := ctx.Config().DefaultAppTargetSdk()
+		minSdkVersion := ctx.Config().DefaultAppTargetSdk(ctx).String()
 
 		moduleMinSdkVersion := a.minSdkVersion(ctx)
 		if moduleMinSdkVersion.EqualTo(android.SdkVersion_Android10) {