diff --git a/lapack-netlib/TESTING/EIG/dckcsd.f b/lapack-netlib/TESTING/EIG/dckcsd.f
index 50db6baa0..063a5ef5c 100644
--- a/lapack-netlib/TESTING/EIG/dckcsd.f
+++ b/lapack-netlib/TESTING/EIG/dckcsd.f
@@ -226,7 +226,7 @@
 *     ..
 *     .. External Subroutines ..
       EXTERNAL           ALAHDG, ALAREQ, ALASUM, DCSDTS, DLACSG, DLAROR,
-     $                   DLASET
+     $                   DLASET, DROT
 *     ..
 *     .. Intrinsic Functions ..
       INTRINSIC          ABS, MIN