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-rw-r--r--configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 7905ae42b..0f74225dd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -26,7 +26,7 @@ dnl  support, updates, enhancements, or modifications.
 dnl
 
 AC_INIT(Src/zsh.h)
-AC_PREREQ(2.50)
+AC_PREREQ(2.53b)
 AC_CONFIG_HEADER(config.h)
 
 dnl What version of zsh are we building ?