diff --git a/pid/util.hpp b/pid/util.hpp
index a80e07f..c35f0b8 100644
--- a/pid/util.hpp
+++ b/pid/util.hpp
@@ -6,6 +6,6 @@
  * Given a configuration structure, fill out the information we use within the
  * PID loop.
  */
-void InitializePIDStruct(ec::pid_info_t* info, const ec::pidinfo& initial);
+void initializePIDStruct(ec::pid_info_t* info, const ec::pidinfo& initial);
 
-void DumpPIDStruct(ec::pid_info_t* info);
+void dumpPIDStruct(ec::pid_info_t* info);