diff --git a/ext/spl/config.m4 b/ext/spl/config.m4
index 1cff311cced..453c5ca450a 100755
--- a/ext/spl/config.m4
+++ b/ext/spl/config.m4
@@ -5,6 +5,6 @@ PHP_ARG_ENABLE(spl, enable SPL suppport,
 [  --disable-spl           Enable Standard PHP Library], yes)
 
 if test "$PHP_SPL" != "no"; then
-    AC_DEFINE(HAVE_SPL, 1, [Whether you want SPL (Standard Php Library) support]) 
+    AC_DEFINE(HAVE_SPL, 1, [Whether you want SPL (Standard PHP Library) support]) 
     PHP_NEW_EXTENSION(spl, php_spl.c spl_functions.c spl_engine.c spl_iterators.c spl_array.c spl_directory.c spl_sxe.c, $ext_shared)
 fi