1 files changed, 2 insertions, 1 deletions
diff --git a/control b/control
index cb4974e..8f510f1 100644
--- a/control
+++ b/control
@@ -1,4 +1,5 @@
 Maintainer: Patrick McDermott <patrick.mcdermott@libiquity.com>,
  Warren McDonald <wdm2@njit.edu>
-Build-Depends: gpg, dirmngr, opkhelper-3.0, libgmp-dev, libmpfr-dev
+Build-Depends: gpg, dirmngr, opkbuild (>= 4.0.1), opkhelper-3.0 (>= 3.1.2),
+ libgmp-dev, libmpfr-dev
 Homepage: http://www.multiprecision.org/mpc/