diff --git a/contrib/packages/rpm/el5/SOURCES/fltk-1.3.2-libdl.patch b/contrib/packages/rpm/el5/SOURCES/fltk-1.3.2-libdl.patch
deleted file mode 100644
index 78c8fd4..0000000
--- a/contrib/packages/rpm/el5/SOURCES/fltk-1.3.2-libdl.patch
+++ /dev/null
@@ -1,100 +0,0 @@
-Index: CMakeLists.txt
-===================================================================
-diff --git a/CMakeLists.txt b/CMakeLists.txt
---- a/CMakeLists.txt	(revision 9965)
-+++ b/CMakeLists.txt	(working copy)
-@@ -138,6 +139,7 @@
- #######################################################################
- # libraries
- find_library(LIB_CAIRO cairo)
-+find_library(LIB_dl dl)
- find_library(LIB_fontconfig fontconfig)
- find_library(LIB_freetype freetype)
- find_library(LIB_GL GL)
-@@ -146,7 +148,7 @@
- find_library(LIB_png png)
- find_library(LIB_zlib z)
- 
--mark_as_advanced(LIB_CAIRO LIB_fontconfig LIB_freetype)
-+mark_as_advanced(LIB_CAIRO LIB_dl LIB_fontconfig LIB_freetype)
- mark_as_advanced(LIB_GL LIB_MesaGL)
- mark_as_advanced(LIB_jpeg LIB_png LIB_zlib)
- 
-Index: src/CMakeLists.txt
-===================================================================
-diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
---- a/src/CMakeLists.txt	(revision 9965)
-+++ b/src/CMakeLists.txt	(working copy)
-@@ -220,7 +220,7 @@
- endif(MSVC)
- 
- if(USE_THREADS)
--   target_link_libraries(fltk ${CMAKE_THREAD_LIBS_INIT})
-+   target_link_libraries(fltk ${CMAKE_THREAD_LIBS_INIT} ${LIB_dl})
- endif(USE_THREADS)
- 
- if(USE_X11)
-@@ -334,7 +334,7 @@
- endif(MSVC)
- 
- if(USE_THREADS)
--   target_link_libraries(fltk_SHARED ${CMAKE_THREAD_LIBS_INIT})
-+   target_link_libraries(fltk_SHARED ${CMAKE_THREAD_LIBS_INIT} ${LIB_dl})
- endif(USE_THREADS)
- 
- if(USE_X11)
-@@ -384,11 +384,11 @@
- endif(MSVC)
- 
- if(USE_THREADS)
--   target_link_libraries(fltk_SHARED ${CMAKE_THREAD_LIBS_INIT})
-+   target_link_libraries(fltk_forms_SHARED ${CMAKE_THREAD_LIBS_INIT} ${LIB_dl})
- endif(USE_THREADS)
- 
- if(USE_X11)
--   target_link_libraries(fltk_SHARED ${X11_LIBRARIES})
-+   target_link_libraries(fltk_forms_SHARED ${X11_LIBRARIES})
- endif(USE_X11)
- 
- #######################################################################
-diff -Naur a/CMake/FindDL.cmake b/CMake/FindDL.cmake
---- a/CMake/FindDL.cmake	1969-12-31 19:00:00.000000000 -0500
-+++ b/CMake/FindDL.cmake	2014-10-29 23:00:18.000000000 -0400
-@@ -0,0 +1,37 @@
-+# - Find dl functions
-+# This module finds dl libraries.
-+#
-+# It sets the following variables:
-+#  DL_FOUND       - Set to false, or undefined, if dl libraries aren't found.
-+#  DL_INCLUDE_DIR - The dl include directory.
-+#  DL_LIBRARY     - The dl library to link against.
-+
-+INCLUDE(CheckFunctionExists)
-+
-+FIND_PATH(DL_INCLUDE_DIR NAMES dlfcn.h)
-+FIND_LIBRARY(DL_LIBRARY NAMES dl)
-+
-+IF (DL_LIBRARY)
-+   SET(DL_FOUND TRUE)
-+ELSE (DL_LIBRARY)
-+   # if dlopen can be found without linking in dl then,
-+   # dlopen is part of libc, so don't need to link extra libs.
-+   CHECK_FUNCTION_EXISTS(dlopen DL_FOUND)
-+   SET(DL_LIBRARY "")
-+ENDIF (DL_LIBRARY)
-+
-+IF (DL_FOUND)
-+
-+   # show which dl was found only if not quiet
-+   IF (NOT DL_FIND_QUIETLY)
-+      MESSAGE(STATUS "Found dl: ${DL_LIBRARY}")
-+   ENDIF (NOT DL_FIND_QUIETLY)
-+
-+ELSE (DL_FOUND)
-+
-+   # fatal error if dl is required but not found
-+   IF (DL_FIND_REQUIRED)
-+      MESSAGE(FATAL_ERROR "Could not find dl")
-+   ENDIF (DL_FIND_REQUIRED)
-+
-+ENDIF (DL_FOUND)
diff --git a/contrib/packages/rpm/el5/SOURCES/fltk-1.3.2-static-libs.patch b/contrib/packages/rpm/el5/SOURCES/fltk-1.3.2-static-libs.patch
deleted file mode 100644
index 31154f6..0000000
--- a/contrib/packages/rpm/el5/SOURCES/fltk-1.3.2-static-libs.patch
+++ /dev/null
@@ -1,74 +0,0 @@
---- fltk-1.3.2/src/CMakeLists.txt	2014-09-02 22:05:40.000000000 -0400
-+++ fltk-1.3.2/src/CMakeLists.txt	2014-09-02 22:12:35.000000000 -0400
-@@ -223,10 +223,6 @@
-    target_link_libraries(fltk ${CMAKE_THREAD_LIBS_INIT} ${LIB_dl})
- endif(USE_THREADS)
- 
--if(USE_X11)
--   target_link_libraries(fltk ${X11_LIBRARIES})
--endif(USE_X11)
--
- if(WIN32)
-    target_link_libraries(fltk comctl32)
- endif(WIN32)
-@@ -239,10 +235,6 @@
-    target_link_libraries(fltk ${X11_Xinerama_LIB})
- endif(HAVE_XINERAMA)
- 
--if(HAVE_XFIXES)
--   target_link_libraries(fltk ${X11_Xfixes_LIB})
--endif(HAVE_XFIXES)
--
- if(HAVE_XCURSOR)
-    target_link_libraries(fltk ${X11_Xcursor_LIB})
- endif(HAVE_XCURSOR)
-@@ -251,10 +243,30 @@
-    target_link_libraries(fltk ${X11_Xft_LIB})
- endif(USE_XFT)
- 
-+if(HAVE_XFIXES)
-+   target_link_libraries(fltk ${X11_Xfixes_LIB})
-+endif(HAVE_XFIXES)
-+
-+if(X11_Xrender_FOUND)
-+   target_link_libraries(fltk ${X11_Xrender_LIB})
-+endif(X11_Xrender_FOUND)
-+
-+if(USE_X11)
-+   target_link_libraries(fltk ${X11_LIBRARIES} -lxcb -lXdmcp -lXau)
-+endif(USE_X11)
-+
- if(LIB_fontconfig)
-    target_link_libraries(fltk ${LIB_fontconfig})
- endif(LIB_fontconfig)
- 
-+if(LIB_EXPAT)
-+   target_link_libraries(fltk ${LIB_EXPAT})
-+endif(LIB_EXPAT)
-+
-+if(LIB_freetype)
-+   target_link_libraries(fltk ${LIB_freetype} ${LIB_dl})
-+endif(LIB_freetype)
-+
- #######################################################################
- add_library(fltk_forms STATIC ${FLCPPFILES})
- target_link_libraries(fltk_forms fltk)
---- fltk-1.3.2/CMakeLists.txt	2014-09-02 22:56:47.000000000 -0400
-+++ fltk-1.3.2/CMakeLists.txt	2014-09-02 22:57:19.000000000 -0400
-@@ -147,6 +147,7 @@
- find_library(LIB_jpeg jpeg)
- find_library(LIB_png png)
- find_library(LIB_zlib z)
-+find_library(LIB_EXPAT expat)
- 
- mark_as_advanced(LIB_CAIRO LIB_dl LIB_fontconfig LIB_freetype)
- mark_as_advanced(LIB_GL LIB_MesaGL)
-@@ -383,7 +383,7 @@
- 
- if(OPENGL_FOUND)
-    set(CMAKE_REQUIRED_INCLUDES ${OPENGL_INCLUDE_DIR}/GL)
--   set(CMAKE_REQUIRED_LIBRARIES -lGLU -lGL)
-+   set(CMAKE_REQUIRED_LIBRARIES -lGLU -lGL -lXdmcp -lXau)
-    CHECK_FUNCTION_EXISTS(glXGetProcAddressARB HAVE_GLXGETPROCADDRESSARB)
-    set(FLTK_GL_FOUND TRUE)
- else()
diff --git a/contrib/packages/rpm/el5/SPECS/tigervnc.spec b/contrib/packages/rpm/el5/SPECS/tigervnc.spec
index 161eeed..2db96f6 100644
--- a/contrib/packages/rpm/el5/SPECS/tigervnc.spec
+++ b/contrib/packages/rpm/el5/SPECS/tigervnc.spec
@@ -133,8 +133,7 @@
 Patch12: tigervnc14-static-build-fixes.patch
 
 # fltk patches
-Patch124: fltk-1.3.2-libdl.patch
-Patch125: fltk-1.3.2-static-libs.patch
+Patch15: fltk-1.3.3-static-libs.patch
 
 # freetype patches
 Patch20:  freetype-2.1.10-enable-ft2-bci.patch
@@ -274,12 +273,7 @@
 
 tar xzf %SOURCE11
 pushd fltk-*
-# Search paths for X11 are hard coded into FindX11.cmake
-cp %SOURCE9 CMake/
-sed -i -e "s#@_includedir@#%{xorg_buildroot}%{_includedir}#" CMake/FindX11.cmake
-sed -i -e "s#@_libdir@#%{xorg_buildroot}%{_libdir}#" CMake/FindX11.cmake
-%patch124 -p1 -b .libdl
-%patch125 -p1 -b .static-libs
+%patch15 -p1 -b .static-libs
 popd
 
 tar xzf %SOURCE12
@@ -708,16 +702,21 @@
 export CMAKE_PREFIX_PATH="%{xorg_buildroot}%{_prefix}:%{_prefix}"
 export CMAKE_EXE_LINKER_FLAGS=$LDFLAGS
 export PKG_CONFIG="pkg-config --static" 
-%{cmake28} -G"Unix Makefiles" \
-  -DCMAKE_INSTALL_PREFIX=%{_prefix} \
-  -DOPTION_PREFIX_LIB=%{_libdir} \
-  -DCMAKE_BUILD_TYPE=Release \
-  -DOPTION_USE_THREADS=off \
-  -DOPTION_BUILD_EXAMPLES=off \
-  -DOPTION_USE_SYSTEM_LIBPNG=on \
-  -DPNG_LIBRARY=%{_libdir}/libpng.a \
-  -DPNG_INCLUDE_DIR=%{_includedir} \
-  -DOPTION_USE_GL=off
+CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}" LDFLAGS="${LDFLAGS}" ./configure \
+  --prefix=%{_prefix} \
+  --libdir=%{_libdir} \
+  --enable-x11 \
+  --enable-gl \
+  --disable-shared \
+  --enable-localjpeg \
+  --enable-localzlib \
+  --enable-localpng \
+  --enable-xinerama \
+  --enable-xft \
+  --enable-xdbe \
+  --enable-xfixes \
+  --enable-xcursor \
+  --with-x 
 make %{?_smp_mflags}
 make DESTDIR=%{xorg_buildroot} install
 popd