diff --git a/dos2unix-3.1-preserve-file-modes.patch b/dos2unix-3.1-preserve-file-modes.patch
new file mode 100644
index 0000000..7e8f3bd
--- /dev/null
+++ b/dos2unix-3.1-preserve-file-modes.patch
@@ -0,0 +1,28 @@
+--- dos2unix-3.1/dos2unix.c.mode	2003-05-21 08:09:08.000000000 -0700
++++ dos2unix-3.1/dos2unix.c	2003-05-21 08:09:56.000000000 -0700
+@@ -345,11 +345,14 @@ int ConvertDosToUnixOldFile(char* ipInFN
+   char TempPath[16];
+   struct stat StatBuf;
+   struct utimbuf UTimeBuf;
++  mode_t mode = S_IRUSR | S_IWUSR;
+   int fd;
+ 
+   /* retrieve ipInFN file date stamp */
+-  if ((ipFlag->KeepDate) && stat(ipInFN, &StatBuf))
++  if (stat(ipInFN, &StatBuf))
+     RetVal = -1;
++  else
++    mode = StatBuf.st_mode;
+ 
+   strcpy (TempPath, "./u2dtmpXXXXXX");
+   if((fd=mkstemp (TempPath))<0) {
+@@ -357,6 +360,9 @@ int ConvertDosToUnixOldFile(char* ipInFN
+ 	  RetVal = -1;
+   }
+ 
++  if (!RetVal && fchmod (fd, mode) && fchmod (fd, S_IRUSR | S_IWUSR))
++    RetVal = -1;
++
+ #ifdef DEBUG
+   fprintf(stderr, "dos2unix: using %s as temp file\n", TempPath);
+ #endif DEBUG
diff --git a/dos2unix.spec b/dos2unix.spec
index 81c6752..c1dfbf6 100644
--- a/dos2unix.spec
+++ b/dos2unix.spec
@@ -1,7 +1,7 @@
 Summary: Text file format converter
 Name: dos2unix
 Version: 3.1
-Release: 19
+Release: 20
 Group: Applications/Text
 License: Freely distributable
 Source: %{name}-%{version}.tar.bz2
@@ -9,6 +9,7 @@ Patch0: %{name}-%{version}.patch
 Patch1: dos2unix-3.1-segfault.patch
 Patch2: dos2unix-3.1-safeconv.patch
 Patch3: dos2unix-3.1-manpage-update-57507.patch
+Patch4: dos2unix-3.1-preserve-file-modes.patch
 
 Buildroot: %{_tmppath}/%{name}-%{version}-root
 
@@ -21,6 +22,7 @@ Dos2unix converts DOS or MAC text files to UNIX format.
 %patch1 -p1 -b .segfault
 %patch2 -p1 -b .safeconv
 %patch3 -p1 -b .manpage-update-57507
+%patch4 -p1 -b .preserve-file-modes
 
 for I in *.[ch]; do
 	sed -e 's,#endif.*,#endif,g' -e 's,#else.*,#else,g' $I > $I.new
@@ -54,6 +56,8 @@ rm -rf $RPM_BUILD_ROOT
 %changelog
 * Wed Oct  6 2004 Mike A. Harris <mharris@redhat.com> 3.1-20
 - Added dos2unix-3.1-manpage-update-57507.patch to fix manpage (#57507)
+- Added dos2unix-3.1-preserve-file-modes.patch to properly preserve file
+  permissions (#91331,55183,112710,132145)
 
 * Sun Sep 26 2004 Rik van Riel <riel@redhat.com> 3.1-19
 - safer conversion w/ mac2unix (fix from bz #57508)