diff --git a/android/variable.go b/android/variable.go
index 73be7a03a..9b3ed1765 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -440,13 +440,15 @@ func VariableMutator(mctx BottomUpMutatorContext) {
 
 	variableValues := reflect.ValueOf(a.variableProperties).Elem().FieldByName("Product_variables")
 
+	productVariables := reflect.ValueOf(mctx.Config().productVariables)
+
 	for i := 0; i < variableValues.NumField(); i++ {
 		variableValue := variableValues.Field(i)
 		name := variableValues.Type().Field(i).Name
 		property := "product_variables." + proptools.PropertyNameForField(name)
 
 		// Check that the variable was set for the product
-		val := reflect.ValueOf(mctx.Config().productVariables).FieldByName(name)
+		val := productVariables.FieldByName(name)
 		if !val.IsValid() || val.Kind() != reflect.Ptr || val.IsNil() {
 			continue
 		}