diff --git a/poppler.spec b/poppler.spec
index 43d381e..39dcac0 100644
--- a/poppler.spec
+++ b/poppler.spec
@@ -32,6 +32,8 @@ Summary: Command line utilities for converting PDF files.
 Group: Applications/Text
 Requires: %name = %{version}
 Conflicts: xpdf <= 1:3.01-8
+# There's an extras package that provides pdftohtml
+Obsoletes: pdftohtml
 
 %description utils
 Poppler, a PDF rendering library, it's a fork of the xpdf PDF