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-rw-r--r--src/engine/InputPort.hpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/engine/InputPort.hpp b/src/engine/InputPort.hpp
index abc63a91..23732fa9 100644
--- a/src/engine/InputPort.hpp
+++ b/src/engine/InputPort.hpp
@@ -77,7 +77,7 @@ public:
virtual void set_buffer_size(size_t size);
-private:
+protected:
bool can_direct() const;
Connections _connections;