diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index e4e0c9558..8d8495380 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+2008-07-22  Corinna Vinschen  <corinna@vinschen.de>
+
+	* spawn.cc (spawn_guts): Fix previous patch for UNC paths.
+
 2008-07-22  Corinna Vinschen  <corinna@vinschen.de>
 
 	* spawn.cc (spawn_guts): Remove long path prefix from win32 path
diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc
index 0a94282f0..485d2c44b 100644
--- a/winsup/cygwin/spawn.cc
+++ b/winsup/cygwin/spawn.cc
@@ -482,7 +482,7 @@ spawn_guts (const char *prog_arg, const char *const *argv,
       {
         PWCHAR r = runpath + 4;
 	if (r[1] != L':') /* UNC path */
-	  r += 2;
+	  *(r += 2) = L'\\';
 	runpath = r;
       }
   }