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-rw-r--r--configure.in2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.in b/configure.in
index 30444e6765..57ab6bf4d9 100644
--- a/configure.in
+++ b/configure.in
@@ -1,7 +1,7 @@
dnl Process this file with autoconf to produce a configure script.
AC_INIT()
-AC_PREREQ(2.50)
+AC_PREREQ(2.53)
AC_DEFUN(RUBY_MINGW32,
[case "$host_os" in