diff --git a/openoffice.org-dict-cs_CZ.spec b/openoffice.org-dict-cs_CZ.spec
index dbf0a6a..115527d 100644
--- a/openoffice.org-dict-cs_CZ.spec
+++ b/openoffice.org-dict-cs_CZ.spec
@@ -8,7 +8,7 @@ URL: http://extensions.services.openoffice.org/en/project/dict-cs
 Source0: http://downloads.sourceforge.net/aoo-extensions/dict-cs-2.0.oxt
 BuildArch: noarch
 
-Requires: dos2unix
+BuildRequires: dos2unix
 
 # rhbz#1173776
 Patch0: cs_CZ.aff.patch