diff --git a/android/makevars.go b/android/makevars.go
index 482fbde..024e015 100644
--- a/android/makevars.go
+++ b/android/makevars.go
@@ -19,11 +19,20 @@
 	"fmt"
 	"io/ioutil"
 	"os"
+	"strconv"
 
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/proptools"
 )
 
+func init() {
+	RegisterMakeVarsProvider(pctx, androidMakeVarsProvider)
+}
+
+func androidMakeVarsProvider(ctx MakeVarsContext) {
+	ctx.Strict("MIN_SUPPORTED_SDK_VERSION", strconv.Itoa(ctx.Config().MinSupportedSdkVersion()))
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 // Interface for other packages to use to declare make variables
 type MakeVarsContext interface {