diff -u cmucl-19b-release-20050726/debian/control cmucl-19b-release-20050726/debian/control
--- cmucl-19b-release-20050726/debian/control
+++ cmucl-19b-release-20050726/debian/control
@@ -1,6 +1,6 @@
 Source: cmucl
 Section: devel
-Build-Depends: debhelper (>= 4.1.16), lesstif-dev, tetex-extra, cmucl (>= 19b-pre1-20050606-1), hevea, tidy, a2ps, x-dev, gcc-3.4
+Build-Depends: debhelper (>= 4.1.16), lesstif-dev, tetex-extra, cmucl (>= 19b-pre1-20050606-1), hevea, tidy, a2ps, x-dev, gcc-3.4, bc
 Priority: optional
 Maintainer: Peter Van Eynde <pvaneynd@debian.org>
 Standards-Version: 3.6.2.1