diff --git a/doxygen.spec b/doxygen.spec
index 3879e09..9434914 100644
--- a/doxygen.spec
+++ b/doxygen.spec
@@ -64,7 +64,7 @@ Requires: texlive-epstopdf-bin
 
 %prep
 %setup -q
-patch1 -p1
+%patch1 -p1
 
 # convert into utf-8
 iconv --from=ISO-8859-1 --to=UTF-8 LANGUAGE.HOWTO > LANGUAGE.HOWTO.new