diff --git a/grep-2.6-sigsegv.patch b/grep-2.6-sigsegv.patch
new file mode 100644
index 0000000..59ab50d
--- /dev/null
+++ b/grep-2.6-sigsegv.patch
@@ -0,0 +1,20 @@
+--- a/src/dfa.c	2010-03-22 17:22:51.000000000 +0100
++++ b/src/dfa.c	2010-03-23 16:55:43.974271709 +0100
+@@ -243,7 +243,7 @@
+    For MB_CUR_MAX > 1, one or both of the two cases may not be set,
+    so the resulting charset may only be used as an optimization.  */
+ static void
+-setbit_case_fold (unsigned int b, charclass c)
++setbit_case_fold (wint_t b, charclass c)
+ {
+   if (case_fold)
+     {
+@@ -691,7 +691,7 @@
+ 	  continue;
+ 	}
+ 
+-      setbit_case_fold (c, ccl);
++      setbit_case_fold (wc, ccl);
+ #ifdef MBS_SUPPORT
+       /* Build normal characters.  */
+       if (MB_CUR_MAX > 1)