diff --git a/btree_key.cpp b/btree_key.cpp
index 04d45b8..8b16fce 100644
--- a/btree_key.cpp
+++ b/btree_key.cpp
@@ -52,8 +52,10 @@
 } // copyKeyString
 
 void 
-copyKeyPChar(void *, void *) {
-  
+copyKeyPChar(void * srcKey, void * destKey) {
+  const char * charSrcKey = static_cast<const char *>(srcKey);
+  char * charDestKey = static_cast<char *>(destKey);
+  strcpy(charDestKey, charSrcKey);
 } // copyKeyPChar
 
 void