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-BuildRequires: libparserutils-devel >= 0.1.2
-BuildRequires: libwapcaplet-devel >= 0.2.0
-BuildRequires: libxml2-devel
-BuildRequires: netsurf-buildsystem
+BuildRequires: expat-devel >= 1.95
+BuildRequires: libhubbub-devel >= 0.3.3
+BuildRequires: libparserutils-devel >= 0.2.3
+BuildRequires: libwapcaplet-devel >= 0.3.0
+BuildRequires: libxml2-devel >= 2.0
+BuildRequires: netsurf-buildsystem >= 1.5
+BuildRequires: pkgconfig
+Requires: libparserutils >= 0.2.3
+Requires: libwapcaplet >= 0.3.0