diff --git a/src/hydraul.c b/src/hydraul.c
index d6e4424..93907ec 100755
--- a/src/hydraul.c
+++ b/src/hydraul.c
@@ -7,7 +7,7 @@
  Authors:      see AUTHORS
  Copyright:    see AUTHORS
  License:      see LICENSE
- Last Updated: 08/13/2022
+ Last Updated: 08/02/2023
  ******************************************************************************
 */
 
@@ -718,7 +718,7 @@ int  controltimestep(Project *pr, long *tstep)
     Network *net = &pr->network;
     Hydraul *hyd = &pr->hydraul;
 
-    int    i, j, k, n, controlIndex;
+    int    i, j, k, n, controlIndex = 0;
     double h, q, v;
     long   t, t1, t2;
     Slink  *link;