diff --git a/OpenSceneGraph-3.6.3.tar.gz b/OpenSceneGraph-3.6.3.tar.gz
deleted file mode 100644
index fd6a69c..0000000
--- a/OpenSceneGraph-3.6.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:51bbc79aa73ca602cd1518e4e25bd71d41a10abd296e18093a8acfebd3c62696
-size 5784660
diff --git a/OpenSceneGraph-3.6.5.tar.gz b/OpenSceneGraph-3.6.5.tar.gz
new file mode 100644
index 0000000..f33c6f6
--- /dev/null
+++ b/OpenSceneGraph-3.6.5.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:aea196550f02974d6d09291c5d83b51ca6a03b3767e234a8c0e21322927d1e12
+size 5780762
diff --git a/OpenSceneGraph.changes b/OpenSceneGraph.changes
index 3a0cacf..f1cb4ac 100644
--- a/OpenSceneGraph.changes
+++ b/OpenSceneGraph.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Fri Mar 27 13:07:18 UTC 2020 - Christophe Giboudeaux <christophe@krop.fr>
+
+- Update to 3.6.5. Check the ChangeLog file for the list of changes.
+- Drop fix_deprecated_FIND_PACKAGE_wxWidgets_usage.patch. Merged
+  upstream.
+
 -------------------------------------------------------------------
 Mon Feb  3 14:52:44 UTC 2020 - Stefan Brüns <stefan.bruens@rwth-aachen.de>
 
diff --git a/OpenSceneGraph.spec b/OpenSceneGraph.spec
index f50d55f..9acaa84 100644
--- a/OpenSceneGraph.spec
+++ b/OpenSceneGraph.spec
@@ -24,7 +24,7 @@
 %bcond_with gdal
 %endif
 Name:           OpenSceneGraph
-Version:        3.6.3
+Version:        3.6.5
 Release:        0
 Summary:        3D graphics toolkit
 # Actually they call it OpenSceneGraph Public License, Version 0.0, which is
@@ -37,8 +37,6 @@ Group:          Productivity/Graphics/Other
 URL:            http://openscenegraph.org/projects/osg
 Source0:        https://github.com/openscenegraph/%{name}/archive/%{name}-%{version}.tar.gz
 Source99:       %{name}-rpmlintrc
-# https://github.com/openscenegraph/OpenSceneGraph/issues/779
-Patch0:         fix_deprecated_FIND_PACKAGE_wxWidgets_usage.patch
 BuildRequires:  cmake
 BuildRequires:  curl-devel
 BuildRequires:  fltk-devel
@@ -182,7 +180,7 @@ This package contains some example applications built with OpenSceneGraph
 
 %prep
 %setup -q -n %{name}-%{name}-%{version}
-%patch0 -p1
+
 for file in *.md *.txt ChangeLog; do
 	sed -i "s/\r//g" "$file"
 done
@@ -190,15 +188,18 @@ chmod 644 *.md *.txt ChangeLog
 
 %build
 %cmake \
-	-DBUILD_OSG_EXAMPLES=ON \
-	-DBUILD_OSG_PLUGINS=ON \
-	-DBUILD_DOCUMENTATION=OFF \
-	-DBUILD_OSG_WRAPPER=ON \
-	-DBUILD_OSG_APPLICATIONS=ON \
-	-DCMAKE_BUILD_TYPE=Release \
-	-DDYNAMIC_OPENSCENEGRAPH=ON \
-	-DDYNAMIC_OPENTHREADS=ON
-make %{?_smp_mflags}
+  -DBUILD_OSG_EXAMPLES=ON \
+  -DBUILD_OSG_PLUGINS=ON \
+  -DBUILD_DOCUMENTATION=OFF \
+  -DBUILD_OSG_APPLICATIONS=ON \
+  -DCMAKE_BUILD_TYPE=Release \
+  -DDYNAMIC_OPENSCENEGRAPH=ON \
+  -DDYNAMIC_OPENTHREADS=ON \
+%if "%{_lib}" == "lib64"
+  -DLIB_POSTFIX=64
+%endif
+
+%cmake_build
 
 %install
 %cmake_install
diff --git a/fix_deprecated_FIND_PACKAGE_wxWidgets_usage.patch b/fix_deprecated_FIND_PACKAGE_wxWidgets_usage.patch
deleted file mode 100644
index 2573bda..0000000
--- a/fix_deprecated_FIND_PACKAGE_wxWidgets_usage.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-From f21f269302d8796fa794b6231cb116cc51eb92ab Mon Sep 17 00:00:00 2001
-From: StefanBruens <stefan.bruens@rwth-aachen.de>
-Date: Tue, 2 Jul 2019 20:37:02 +0200
-Subject: [PATCH] Fix wxWidgets COMPONENTS specification, deprecated usage
- broken with CMake 3.14
-
-Current FindWxWidgets.cmake allows to specify OPTIONAL components, unfortunately
-this broke the (deprecated) use of wxWidgets_USE_LIBS.
-
-Fixes: #779
----
- CMakeLists.txt | 4 +---
- 1 file changed, 1 insertion(+), 3 deletions(-)
-
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 567f0fb7b48..427e0393a3e 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -789,9 +789,7 @@ IF(BUILD_OSG_EXAMPLES AND NOT ANDROID)
- 
-     FIND_PACKAGE(FLTK)
-     FIND_PACKAGE(FOX)
--
--    SET(wxWidgets_USE_LIBS base core gl net)
--    FIND_PACKAGE(wxWidgets)
-+    FIND_PACKAGE(wxWidgets COMPONENTS base core gl net)
- 
- ENDIF(BUILD_OSG_EXAMPLES AND NOT ANDROID)
-