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-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index add3a5bc1728..5e3c7f01a3e4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -107,6 +107,7 @@ fi
 
 NEED_PROG(curl, curl)
 NEED_PROG(shell, sh)
+NEED_PROG(patch, patch)
 AC_PATH_PROG(xmllint, xmllint, false)
 AC_PATH_PROG(xsltproc, xsltproc, false)
 AC_PATH_PROG(jing, jing, false) # needed because xmllint --relaxng seems broken