1 files changed, 1 insertions, 1 deletions

diff --git a/README b/README
index 30b5f71876..260668c8db 100644
--- a/README
+++ b/README
@@ -165,7 +165,7 @@ REQUIREMENTS:
         autoconf
         libtool
         intltool
-        gperf
+        gperf >= 3.1
         python (optional)
         python-lxml (optional, but required to build the indices)