diff --git a/src/server/distrend.c b/src/server/distrend.c
--- a/src/server/distrend.c
+++ b/src/server/distrend.c
@@ -322,9 +322,37 @@ void add_job_to_queue(struct distrenjob 
       job->next = current_job;
       break;
     }
+
+    prev_job = current_job;
   } // end of for statement
 }
 
+void change_job_priority(int jobnum, int new_priority){
+  struct distrenjob *job = &remove_job(jobnum);
+  job->priority = new_priority;
+  add_job_to_queue(job);
+}
+
+distrenjob remove_job(int jobnum_t){
+  struct distrenjob *job;
+  struct distrenjob *prev_job = head;
+
+  for(job = head; job != NULL; job = job->next){
+    if(job == NULL){
+      return NULL;
+    }
+    if(job->jobnum = jobnum_t){
+      prev_job = job->next;
+      return job;
+    }
+
+    prev_job = job;
+  }
+
+  // job was not found if this point is reached
+  return NULL;
+}
+
 
 
 /**