diff --git a/cable.hpp b/cable.hpp
index 1075b41..6e559c0 100644
--- a/cable.hpp
+++ b/cable.hpp
@@ -18,7 +18,7 @@
 //
 // Handle the cablecheck.  Sys must supply which ethernet device they're
 // interested in.
-ipmi_ret_t CableCheck(const uint8_t* reqBuf, uint8_t* replyBuf, size_t* dataLen,
+ipmi_ret_t cableCheck(const uint8_t* reqBuf, uint8_t* replyBuf, size_t* dataLen,
                       const HandlerInterface* handler = &handlerImpl);
 
 } // namespace ipmi