diff --git a/tools/bc/patches/002-fix-libmath.patch b/tools/bc/patches/002-fix-libmath.patch
deleted file mode 100644
index 2ec74e55ba..0000000000
--- a/tools/bc/patches/002-fix-libmath.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- a/configure
-+++ b/configure
-@@ -5926,7 +5926,7 @@ case $bcle-$bcrl-$LEX in
-    ?-?-flex)
- 	LEX="flex -I -8" ;;
-    ?-y-*)
--	as_fn_error $? "readline works only with flex." "$LINENO" 5 ;;
-+	: ;; # as_fn_error $? "readline works only with flex." "$LINENO" 5 ;;
- esac
- 
- case $LEX-`uname -s` in