diff --git a/mingw32-filesystem.spec b/mingw32-filesystem.spec
index b0868c8..84a687f 100644
--- a/mingw32-filesystem.spec
+++ b/mingw32-filesystem.spec
@@ -2,7 +2,7 @@
 
 Name:           mingw32-filesystem
 Version:        50
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        MinGW base filesystem and environment
 
 Group:          Development/Libraries
@@ -158,6 +158,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Tue Apr 21 2009 Richard W.M. Jones <rjones@redhat.com> - 50-4
+- Fix dependency problem with + in DLL name (Thomas Sailer).
+
 * Fri Mar 27 2009 Richard W.M. Jones <rjones@redhat.com> - 50-3
 - Fix up and test mingw32-pkg-config changes.
 
diff --git a/mingw32-find-requires.sh b/mingw32-find-requires.sh
index ff8bb39..9d93388 100755
--- a/mingw32-find-requires.sh
+++ b/mingw32-find-requires.sh
@@ -22,7 +22,7 @@ echo 'mingw32-runtime'
 dlls=$(echo $filelist | tr [:blank:] '\n' | grep -Ei '\.(dll|exe)$')
 
 for f in $dlls; do
-    $OBJDUMP -p $f | grep 'DLL Name' | grep -Eo '[-._[:alnum:]]+\.dll' |
+    $OBJDUMP -p $f | grep 'DLL Name' | grep -Eo '[-._\+[:alnum:]]+\.dll' |
         tr [:upper:] [:lower:] |
         sed 's/\(.*\)/mingw32(\1)/'
 done | sort -u