diff --git a/wiki/Requirements.wiki b/wiki/Requirements.wiki
index 143ab5c..e12c08b 100644
--- a/wiki/Requirements.wiki
+++ b/wiki/Requirements.wiki
@@ -9,11 +9,13 @@ For distributed PPSS, a host with SSH access is necessary, that will act as a se
 
   * Bash
   * mkfifo
+  * md5sum
 
 == Requirements for distributed usage of PPSS on multiple hosts ==
 
   * Bash
   * mkfifo
+  * md5sum
   * SSH(D)
   * Screen