diff --git a/dovecot.spec b/dovecot.spec
index 4abc7b8..58757c9 100644
--- a/dovecot.spec
+++ b/dovecot.spec
@@ -49,7 +49,7 @@ BuildRequires: postgresql-devel
 BuildRequires: mysql-devel
 BuildRequires: openldap-devel
 BuildRequires: krb5-devel
-BuildRequires: libcurl-devel
+BuildRequires: libcurl-devel expat-devel
 
 # gettext-devel is needed for running autoconf because of the
 # presence of AM_ICONV