diff --git a/cpp/src/arrow/compute/exec/map_node.h b/cpp/src/arrow/compute/exec/map_node.h
index 895b6a70d68d1..63d9db4a78260 100644
--- a/cpp/src/arrow/compute/exec/map_node.h
+++ b/cpp/src/arrow/compute/exec/map_node.h
@@ -42,7 +42,7 @@
 namespace arrow {
 namespace compute {
 
-class MapNode : public ExecNode {
+class ARROW_EXPORT MapNode : public ExecNode {
  public:
   MapNode(ExecPlan* plan, std::vector<ExecNode*> inputs,
           std::shared_ptr<Schema> output_schema, bool async_mode);