diff --git a/rrdtool/rrdtool.spec b/rrdtool/rrdtool.spec
index 90702c0620..dffa6f7520 100644
--- a/rrdtool/rrdtool.spec
+++ b/rrdtool/rrdtool.spec
@@ -41,7 +41,7 @@ Source0:      http://ee-staff.ethz.ch/~oetiker/webtools/rrdtool/pub/rrdtool-%{ve
 #   build information
 Prefix:       %{l_prefix}
 BuildRoot:    %{l_buildroot}
-BuildPreReq:  OpenPKG, openpkg >= 20011126.0, perl
+BuildPreReq:  OpenPKG, openpkg >= 20011126.0, perl, gcc
 PreReq:       OpenPKG, openpkg >= 20011126.0, perl
 AutoReq:      no
 AutoReqProv:  no