diff --git a/src/server/slavefuncs.c b/src/server/slavefuncs.c
--- a/src/server/slavefuncs.c
+++ b/src/server/slavefuncs.c
@@ -170,7 +170,7 @@ int curlget(char *url, char *out){
 }
 
 /** Posts a file to a url with cUrl */
-int curlpost(char *filename, char *url){
+int curlpost(char *filename, char *url, int jobnum, int framenum, int slavekey){
   char *targetname = "uploadedfile"; // Name of the target in the php file on the server (Don't change me unless you have different PHP code)
   CURL *curl;
   CURLcode res;
@@ -181,6 +181,21 @@ int curlpost(char *filename, char *url){
 
   curl_global_init(CURL_GLOBAL_ALL);
 
+  /* jobnum field... */
+   curl_formadd(&formpost,
+                &lastptr,
+                CURLFORM_COPYNAME, "jobnum",
+                CURLFORM_COPYCONTENTS, jobnum, CURLFORM_END);
+  /* framenum field... */
+  curl_formadd(&formpost,
+               &lastptr,
+               CURLFORM_COPYNAME, "framenum",
+               CURLFORM_COPYCONTENTS, framenum, CURLFORM_END);
+  /* slavekey field... */
+  curl_formadd(&formpost,
+               &lastptr,
+               CURLFORM_COPYNAME, "slavekey",
+               CURLFORM_COPYCONTENTS, slavekey, CURLFORM_END);
   /* upload field... */
   curl_formadd(&formpost,
                &lastptr,
@@ -368,8 +383,8 @@ int downloadTar(char *url, char *destina
 }
 
 
-int uploadOutput(char *pathtoOutput, char *urltoOutput){
-  if( !curlpost(pathtoOutput, urltoOutput)) // Uploads output
+int uploadOutput(char *pathtoOutput, char *urltoOutput, int jobnum, int framenum, int slavekey){
+  if( !curlpost(pathtoOutput, urltoOutput, jobnum, framenum, slavekey)) // Uploads output
     {
       fprintf(stderr,"Upload successful, removing old output...\n");
       remove(pathtoOutput); // Delete the file after its uploaded
@@ -379,7 +394,7 @@ int uploadOutput(char *pathtoOutput, cha
     {
       fprintf(stderr,"Upload failed. Check your network connection. Retrying upload...\n");
       int tries=1;
-      while(tries<=10 && curlpost(pathtoOutput, urltoOutput))
+      while(tries<=10 && curlpost(pathtoOutput, urltoOutput, jobnum, framenum, slavekey))
         {
           fprintf(stderr, "Upload failed. Trying again in 10 seconds... (attempt %d of 10)\n", tries);
           tries++;
@@ -484,6 +499,8 @@ void slaveTest(){
   int command;
   int test = 1;
   int jobnum = 0;
+  int framenum = 0;
+  int slavekey = 0;
   fprintf(stderr,"Hello!\n");
   char tmpString1[100] = "";
   char tmpString2[100] = "";
@@ -503,9 +520,15 @@ void slaveTest(){
      switch(command)
      {
      case 1:
-       fprintf(stderr,"Path to file to upload: ");
+       fprintf(stderr,"Path to output file to upload: ");
        scanf("%99s", tmpString1);
-       uploadOutput(tmpString1, uploadURL);
+       fprintf(stderr,"Framenum that is being uploaded: ");
+       scanf("%d", &framenum);
+       fprintf(stderr,"Jobnum that frame belongs to: ");
+       scanf("%d", &jobnum);
+       fprintf(stderr,"Slavekey that rendered this output: ");
+       scanf("%d", &slavekey);
+       uploadOutput(tmpString1, uploadURL, jobnum, framenum, slavekey);
        break;
      case 2:
        fprintf(stderr,"Remotio not implemented yet!\n");