diff --git a/apex/apex.go b/apex/apex.go
index cf47bac..ed7cb3f 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -1285,6 +1285,9 @@
 	// rules for making sure that the APEX is truely updatable. This will also disable the size optimizations
 	// like symlinking to the system libs. Default is false.
 	Updatable *bool
+
+	// The minimum SDK version that this apex must be compatible with.
+	Min_sdk_version *string
 }
 
 type apexTargetBundleProperties struct {