diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
index e1ab13396..3f820ec7d 100644
--- a/.github/FUNDING.yml
+++ b/.github/FUNDING.yml
@@ -1 +1,2 @@
 open_collective: assimp
+patreon: assimp
diff --git a/.gitignore b/.gitignore
index 7849cab65..09d631ee8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -94,6 +94,7 @@ test/gtest/src/gtest-stamp/gtest-gitinfo.txt
 test/gtest/src/gtest-stamp/gtest-gitclone-lastrun.txt
 Assimp.opensdf
 contrib/zlib/CTestTestfile.cmake
+contrib/zlib/Debug/zlibstaticd.pdb
 ipch/assimp_viewer-44bbbcd1/assimp_viewerd-ccc45335.ipch
 bin64/assimp-vc140-mt.dll
 bin64/assimp-vc140-mtd.dll
@@ -118,4 +119,4 @@ tools/assimp_qt_viewer/moc_mainwindow.cpp_parameters
 tools/assimp_qt_viewer/ui_mainwindow.h
 
 #Generated directory
-generated/*
\ No newline at end of file
+generated/*
diff --git a/CMakeLists.txt b/CMakeLists.txt
index bfa30e96a..9f893646a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -265,8 +265,9 @@ ELSEIF(MSVC)
   ENDIF()
   # disable "elements of array '' will be default initialized" warning on MSVC2013
   IF(MSVC12)
-    ADD_COMPILE_OPTIONS(/wd4351)
+    ADD_COMPILE_OPTIONS(/wd4351)	
   ENDIF()
+  ADD_COMPILE_OPTIONS(/wd4244) #supress warning for double to float conversion if Double precission is activated
   SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /D_DEBUG /Zi /Od")
   SET(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Zi")
   SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /DEBUG:FULL /PDBALTPATH:%_PDB% /OPT:REF /OPT:ICF")
diff --git a/code/AssetLib/3DS/3DSLoader.cpp b/code/AssetLib/3DS/3DSLoader.cpp
index b5e6f749b..05b5117ba 100644
--- a/code/AssetLib/3DS/3DSLoader.cpp
+++ b/code/AssetLib/3DS/3DSLoader.cpp
@@ -449,7 +449,7 @@ void Discreet3DSImporter::ParseChunk(const char *name, unsigned int num) {
         // Read the lense angle
         camera->mHorizontalFOV = AI_DEG_TO_RAD(stream->GetF4());
         if (camera->mHorizontalFOV < 0.001f) {
-            camera->mHorizontalFOV = AI_DEG_TO_RAD(45.f);
+            camera->mHorizontalFOV = float(AI_DEG_TO_RAD(45.f));
         }
 
         // Now check for further subchunks
diff --git a/code/AssetLib/FBX/FBXExporter.cpp b/code/AssetLib/FBX/FBXExporter.cpp
index 84a77e18d..f4a3017d8 100644
--- a/code/AssetLib/FBX/FBXExporter.cpp
+++ b/code/AssetLib/FBX/FBXExporter.cpp
@@ -1803,7 +1803,7 @@ void FBXExporter::WriteObjects ()
             blendchannel_uid, blendshape_name + FBX::SEPARATOR + "SubDeformer", "BlendShapeChannel"
         );
         sdnode.AddChild("Version", int32_t(100));
-        sdnode.AddChild("DeformPercent", float_t(0.0));
+        sdnode.AddChild("DeformPercent", float(0.0));
         FBX::Node p("Properties70");
         p.AddP70numberA("DeformPercent", 0.0);
         sdnode.AddChild(p);
diff --git a/code/PostProcessing/CalcTangentsProcess.cpp b/code/PostProcessing/CalcTangentsProcess.cpp
index 46feff4a1..3e6bb0270 100644
--- a/code/PostProcessing/CalcTangentsProcess.cpp
+++ b/code/PostProcessing/CalcTangentsProcess.cpp
@@ -56,7 +56,7 @@ using namespace Assimp;
 // ------------------------------------------------------------------------------------------------
 // Constructor to be privately used by Importer
 CalcTangentsProcess::CalcTangentsProcess() :
-        configMaxAngle(AI_DEG_TO_RAD(45.f)), configSourceUV(0) {
+        configMaxAngle(float(AI_DEG_TO_RAD(45.f))), configSourceUV(0) {
     // nothing to do here
 }