diff --git a/src/vcm.c b/src/vcm.c
index 6fa288e..23e1a2e 100644
--- a/src/vcm.c
+++ b/src/vcm.c
@@ -1183,7 +1183,7 @@ static bool vcm_timer_check(coordination_t* coordination, uint64_t now) {
             } 
         }
 
-        itss_space_unlock(epv);
+        itss_space_unlock();
     }
 
     return send;