diff --git a/liblockfile.spec b/liblockfile.spec
index 87bb2dd..d0b942e 100644
--- a/liblockfile.spec
+++ b/liblockfile.spec
@@ -9,6 +9,8 @@ License:        GPLv2+ and LGPLv2+
 URL:            http://packages.qa.debian.org/libl/liblockfile.html
 Source0:        http://ftp.de.debian.org/debian/pool/main/libl/liblockfile/liblockfile_%{version}.orig.tar.gz
 
+BuildRequires:  gcc
+
 %description
 This library implements a number of functions found in -lmail on SysV
 systems. These functions are designed to lock the standard mailboxes in