diff --git a/src/cmd/acid/proc.c b/src/cmd/acid/proc.c
index 02c4453..10923a9 100644
--- a/src/cmd/acid/proc.c
+++ b/src/cmd/acid/proc.c
@@ -51,6 +51,7 @@
 		}
 	}
 	pid = xpid;
+	corpid = pid;
 	s = look("pid");
 	s->v->store.u.ival = pid;