diff --git a/wine.spec b/wine.spec
index 68a10b8..3ba38f6 100644
--- a/wine.spec
+++ b/wine.spec
@@ -141,7 +141,7 @@ BuildRequires:  systemd-devel
 BuildRequires:  zlib-devel
 BuildRequires:  fontforge freetype-devel
 BuildRequires:  libgphoto2-devel
-%if 0%{?fedora} <= 30
+%if 0%{?fedora} && 0%{?fedora} <= 30
 BuildRequires:  isdn4k-utils-devel
 %endif
 BuildRequires:  libpcap-devel