diff --git a/src/server/slavefuncs.c b/src/server/slavefuncs.c
--- a/src/server/slavefuncs.c
+++ b/src/server/slavefuncs.c
@@ -169,6 +169,38 @@ void conf_replace(char *username){
 	fsync(); // fsync the file we wrote data to
 	rename(); // rename the old file to the new file
 */
+
+  int maxlinelen = 120;
+  char *fileOrig = SYSCONFDIR "distrenslave.conf";
+  char *fileRepl = SYSCONFDIR "distrenslave.conf.edited";
+  char *text2find = "!username";
+  char *text2repl = username;
+  char buffer[maxlinelen+2];
+  char *buff_ptr, *find_ptr;
+  FILE *fp1, *fp2;
+  size_t find_len = strlen(text2find);
+  fp1 = fopen(fileOrig,"r");
+  fp2 = fopen(fileRepl,"w");
+  if (fp1 !=NULL || fp2 !=NULL){
+    while(fgets(buffer,maxlinelen+2,fp1))
+      {
+          buff_ptr = buffer;
+          while ((find_ptr = strstr(buff_ptr,text2find)))
+          {
+          while(buff_ptr < find_ptr)
+          	fputc((int)*buff_ptr++,fp2);
+          fputs(text2repl,fp2);
+          buff_ptr += find_len;
+          }
+          fputs(buff_ptr,fp2);
+      }
+  }
+  else{
+	  fprintf(stderr, "distrenslave.conf doesn't exist!");
+  }
+  fclose(fp2);
+  fclose(fp1);
+  fprintf(stderr,"conf replacements likely worked")
 }