1 files changed, 2 insertions, 2 deletions
diff --git a/include/mbgl/style/expression/is_constant.hpp b/include/mbgl/style/expression/is_constant.hpp
index 065fa30db1..bd758977d8 100644
--- a/include/mbgl/style/expression/is_constant.hpp
+++ b/include/mbgl/style/expression/is_constant.hpp
@@ -10,9 +10,9 @@ namespace expression {
 template <typename T>
 bool isGlobalPropertyConstant(const Expression& expression, const T& properties) {
     if (expression.getKind() == Kind::CompoundExpression) {
-        auto e = static_cast<const CompoundExpressionBase*>(&expression);
+        auto e = static_cast<const CompoundExpression*>(&expression);
         for (const std::string& property : properties) {
-            if (e->getName() == property) {
+            if (e->getOperator() == property) {
                 return false;
             }
         }