diff --git a/platforms/win32/winbareos-nsi.spec b/platforms/win32/winbareos-nsi.spec
index 184c6e97d35..e3900dcf501 100644
--- a/platforms/win32/winbareos-nsi.spec
+++ b/platforms/win32/winbareos-nsi.spec
@@ -68,9 +68,9 @@ for file in \
       bpipe-fd.dll libbareos.dll libbareosfind.dll \
       libcrypto-8.dll libgcc_s_sjlj-1.dll libhistory6.dll \
       libreadline6.dll libssl-8.dll libstdc++-6.dll \
-      libtermcap-0.dll pthreadGCE2.dll zlib1.dll\
-      QtCore4.dll QtGui4.dll liblzo2-2.dll libpng15-15.dll\
-      openssl.exe sed.exe; do
+      libtermcap-0.dll pthreadGCE2.dll zlib1.dll \
+      QtCore4.dll QtGui4.dll liblzo2-2.dll libfastlz.dll \
+      libpng15-15.dll openssl.exe sed.exe; do
       cp  %{_mingw32_bindir}/$file $RPM_BUILD_ROOT/release32
       cp  %{_mingw64_bindir}/$file $RPM_BUILD_ROOT/release64
 done
diff --git a/platforms/win32/winbareos.nsi b/platforms/win32/winbareos.nsi
index d4a84b16bb4..a9089824dc5 100644
--- a/platforms/win32/winbareos.nsi
+++ b/platforms/win32/winbareos.nsi
@@ -269,6 +269,7 @@ SectionIn 1 2 3
   File "pthreadGCE2.dll"
   File "zlib1.dll"
   File "liblzo2-2.dll"
+  File "libfastlz.dll"
 
 # for password generation
   File "openssl.exe"
@@ -794,6 +795,7 @@ ConfDeleteSkip:
   Delete "$INSTDIR\QtCore4.dll"
   Delete "$INSTDIR\QtGui4.dll"
   Delete "$INSTDIR\liblzo2-2.dll"
+  Delete "$INSTDIR\libfastlz.dll"
   Delete "$INSTDIR\libpng15-15.dll"
   Delete "$INSTDIR\openssl.exe"
   Delete "$INSTDIR\sed.exe"
diff --git a/platforms/win32/winbareos32.spec b/platforms/win32/winbareos32.spec
index 1d3246cccfb..f23a9afd6d7 100644
--- a/platforms/win32/winbareos32.spec
+++ b/platforms/win32/winbareos32.spec
@@ -55,6 +55,8 @@ BuildRequires:  mingw32-readline
 BuildRequires:  mingw32-readline-devel
 BuildRequires:  mingw32-lzo
 BuildRequires:  mingw32-lzo-devel
+BuildRequires:  mingw32-libfastlz
+BuildRequires:  mingw32-libfastlz-devel
 
 BuildRequires:  sed
 BuildRequires:  vim, procps, bc
@@ -84,7 +86,7 @@ tar xvf %SOURCE2
 cd src/win32/
 
 
-make BUILD_QTGUI=yes   %{?jobs:-j%jobs}
+make BUILD_QTGUI=yes %{?jobs:-j%jobs}
 #make  %{?jobs:-j%jobs}
 
 #make BUILD_QTGUI=yes WIN_VERSION=64  %{?jobs:-j%jobs}
diff --git a/platforms/win32/winbareos64.spec b/platforms/win32/winbareos64.spec
index dd3af3d4c09..ce6089d41ce 100644
--- a/platforms/win32/winbareos64.spec
+++ b/platforms/win32/winbareos64.spec
@@ -23,7 +23,6 @@ BuildArch:      noarch
 Source1:       fillup.sed
 Source2:       vss_headers.tar
 
-
 Patch1:        tray-monitor-conf.patch
 
 BuildRequires:  mingw64-filesystem
@@ -56,6 +55,8 @@ BuildRequires:  mingw64-readline
 BuildRequires:  mingw64-readline-devel
 BuildRequires:  mingw64-lzo
 BuildRequires:  mingw64-lzo-devel
+BuildRequires:  mingw64-libfastlz
+BuildRequires:  mingw64-libfastlz-devel
 
 BuildRequires:  sed
 BuildRequires:  vim, procps, bc
diff --git a/src/win32/compat/include/mingwconfig.h b/src/win32/compat/include/mingwconfig.h
index 76a8b7b1005..a95cc627668 100644
--- a/src/win32/compat/include/mingwconfig.h
+++ b/src/win32/compat/include/mingwconfig.h
@@ -48,6 +48,10 @@
 /* Define to 1 if you have the <lzo/lzoconf.h> header file. */
 #define HAVE_LZO_LZOCONF_H 1
 
+/* Define if you have fastlz lib */
+#define HAVE_FASTLZ 1
+
+
 /* File daemon specif libraries */
 #define FDLIBS 1
 
diff --git a/src/win32/filed/Makefile b/src/win32/filed/Makefile
index d43fcfe066b..8ce8fea6cb9 100644
--- a/src/win32/filed/Makefile
+++ b/src/win32/filed/Makefile
@@ -27,6 +27,7 @@ LDLIBS = ../lib/libbareos.a \
          $(MINGW_LIB)/libpthreadGCE2.a \
          $(MINGW_LIB)/libz.dll.a \
          $(MINGW_LIB)/liblzo2.dll.a \
+         $(MINGW_LIB)/libfastlz.dll.a \
 	 $(WINSOCKLIB) -lole32 -loleaut32 -luuid -lcomctl32
 
 SVRSRCS = accurate.c authenticate.c backup.c compression.c \