diff --git a/steps/perl-5.17.4/reenable-regcharclass.patch b/steps/perl-5.17.4/reenable-regcharclass.patch
deleted file mode 100644
index 30af8f15..00000000
--- a/steps/perl-5.17.4/reenable-regcharclass.patch
+++ /dev/null
@@ -1,17 +0,0 @@
-diff --git perl-5.18.4/regen/regcharclass.pl perl-5.18.4/regen/regcharclass.pl
-index f5cf315a54..81dcdc578d 100755
---- perl-5.18.4/regen/regcharclass.pl
-+++ perl-5.18.4/regen/regcharclass.pl
-@@ -1468,9 +1468,9 @@ GCB_V: Grapheme_Cluster_Break=V
- # million code points.  The results would not change unless utf8.h decides it
- # wants a maximum other than 4 bytes, or this program creates better
- # optimizations
--#UTF8_CHAR: Matches utf8 from 1 to 4 bytes
--#=> UTF8 :safe only_ascii_platform
--#0x0 - 0x1FFFFF
-+UTF8_CHAR: Matches utf8 from 1 to 4 bytes
-+=> UTF8 :safe only_ascii_platform
-+0x0 - 0x1FFFFF
- 
- # This hasn't been commented out, because we haven't an EBCDIC platform to run
- # it on, and the 3 types of EBCDIC allegedly supported by Perl would have