diff --git a/flex-2.5.33-opts.patch b/flex-2.5.33-opts.patch
new file mode 100644
index 0000000..5e45009
--- /dev/null
+++ b/flex-2.5.33-opts.patch
@@ -0,0 +1,38 @@
+diff -urp flex-2.5.33/scanopt.c flex-2.5.33-pm/scanopt.c
+--- flex-2.5.33/scanopt.c	2002-08-29 22:30:25.000000000 +0200
++++ flex-2.5.33-pm/scanopt.c	2007-05-11 17:03:01.000000000 +0200
+@@ -789,12 +789,12 @@ int     scanopt (svoid, arg, optindex)
+ 		}
+ 
+ 		optarg = pstart + 1;
+-		arglen = 0;
+-		while (optarg[arglen])
+-			arglen++;
+-
+-		if (arglen == 0)
++		if (!*optarg) {
+ 			optarg = NULL;
++			arglen = 0;
++		}
++		else
++			arglen = strlen (optarg);
+ 	}
+ 
+ 	/* At this point, we have a long or short option matched at opt_offset into
+@@ -812,13 +812,10 @@ int     scanopt (svoid, arg, optindex)
+ 
+ 	/* case: no args allowed */
+ 	if (auxp->flags & ARG_NONE) {
+-		if (optarg) {
+-			scanopt_err (s, opt_offset, is_short, errcode =
+-				     SCANOPT_ERR_ARG_NOT_ALLOWED);
++		if (!optarg)
+ 			INC_INDEX (s, 1);
+-			return errcode;
+-		}
+-		INC_INDEX (s, 1);
++		else
++			s->subscript++;
+ 		return optp->r_val;
+ 	}
+ 
diff --git a/flex.spec b/flex.spec
index a908987..77a5abd 100644
--- a/flex.spec
+++ b/flex.spec
@@ -1,13 +1,14 @@
 Summary: A tool for creating scanners (text pattern recognizers)
 Name: flex
 Version: 2.5.33
-Release: 5%{?dist}
+Release: 6%{?dist}
 License: BSD
 Group: Development/Tools
 URL: http://flex.sourceforge.net/
 Source: flex-%{version}.tar.bz2
 Patch0: flex-2.5.33-pic.patch
 Patch1: flex-2.5.33-yy.patch
+Patch2: flex-2.5.33-opts.patch
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 Requires: m4
 BuildRequires: gettext info bison m4
@@ -32,6 +33,7 @@ application development.
 %setup -q
 %patch0 -p1
 %patch1 -p1
+%patch2 -p1
 
 %build
 %configure --disable-dependency-tracking
@@ -78,6 +80,10 @@ rm -rf ${RPM_BUILD_ROOT}
 %{_infodir}/flex.info*
 
 %changelog
+* Fri May 11 2007 Petr Machata <pmachata@redhat.com> - 2.5.33-6
+- Allow joining short options into one commandline argument.
+- Resolves: #239695
+
 * Fri Mar 30 2007 Petr Machata <pmachata@redhat.com> - 2.5.33-5
 - Make yy-prefixed variables available to scanner even with -P.