diff --git a/Readme.md b/Readme.md
index 9fecfedf5..81fd9fd9d 100644
--- a/Readme.md
+++ b/Readme.md
@@ -8,10 +8,10 @@ A library to import and export various 3d-model-formats including scene-post-pro
   <img alt="Coverity Scan Build Status"
        src="https://scan.coverity.com/projects/5607/badge.svg"/>
 </a>
+[![Codacy Badge](https://app.codacy.com/project/badge/Grade/9973693b7bdd4543b07084d5d9cf4745)](https://www.codacy.com/gh/assimp/assimp/dashboard?utm_source=github.com&amp;utm_medium=referral&amp;utm_content=assimp/assimp&amp;utm_campaign=Badge_Grade)
 [![Coverage Status](https://coveralls.io/repos/github/assimp/assimp/badge.svg?branch=master)](https://coveralls.io/github/assimp/assimp?branch=master)
 [![Join the chat at https://gitter.im/assimp/assimp](https://badges.gitter.im/assimp/assimp.svg)](https://gitter.im/assimp/assimp?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 [![Average time to resolve an issue](http://isitmaintained.com/badge/resolution/assimp/assimp.svg)](http://isitmaintained.com/project/assimp/assimp "Average time to resolve an issue")
-[![Codacy Badge](https://api.codacy.com/project/badge/Grade/5be56faac64f46fc941ac890fb4febef)](https://www.codacy.com/app/kimkulling/assimp?utm_source=github.com&amp;utm_medium=referral&amp;utm_content=assimp/assimp&amp;utm_campaign=Badge_Grade)
 [![Total alerts](https://img.shields.io/lgtm/alerts/g/assimp/assimp.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/assimp/assimp/alerts/)
 <br>
 
diff --git a/code/AssetLib/glTF/glTFAsset.h b/code/AssetLib/glTF/glTFAsset.h
index 1da70832b..623f18173 100644
--- a/code/AssetLib/glTF/glTFAsset.h
+++ b/code/AssetLib/glTF/glTFAsset.h
@@ -954,7 +954,9 @@ namespace glTF
         virtual void AttachToDocument(Document& doc) = 0;
         virtual void DetachFromDocument() = 0;
 
+#if !defined(ASSIMP_BUILD_NO_EXPORT)
         virtual void WriteObjects(AssetWriter& writer) = 0;
+#endif
     };
 
 
@@ -986,8 +988,10 @@ namespace glTF
         void AttachToDocument(Document& doc);
         void DetachFromDocument();
 
+#if !defined(ASSIMP_BUILD_NO_EXPORT)
         void WriteObjects(AssetWriter& writer)
             { WriteLazyDict<T>(*this, writer); }
+#endif
 
         Ref<T> Add(T* obj);
 
diff --git a/code/AssetLib/glTF/glTFImporter.cpp b/code/AssetLib/glTF/glTFImporter.cpp
index 3335fc109..5e072dd2a 100644
--- a/code/AssetLib/glTF/glTFImporter.cpp
+++ b/code/AssetLib/glTF/glTFImporter.cpp
@@ -43,7 +43,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "AssetLib/glTF/glTFImporter.h"
 #include "AssetLib/glTF/glTFAsset.h"
+#if !defined(ASSIMP_BUILD_NO_EXPORT)
 #include "AssetLib/glTF/glTFAssetWriter.h"
+#endif
 #include "PostProcessing/MakeVerboseFormat.h"
 
 #include <assimp/StringComparison.h>
diff --git a/code/AssetLib/glTF2/glTF2Asset.h b/code/AssetLib/glTF2/glTF2Asset.h
index 53b079117..fad5cba83 100644
--- a/code/AssetLib/glTF2/glTF2Asset.h
+++ b/code/AssetLib/glTF2/glTF2Asset.h
@@ -997,7 +997,9 @@ public:
     virtual void AttachToDocument(Document &doc) = 0;
     virtual void DetachFromDocument() = 0;
 
+#if !defined(ASSIMP_BUILD_NO_EXPORT)
     virtual void WriteObjects(AssetWriter &writer) = 0;
+#endif
 };
 
 template <class T>
@@ -1030,7 +1032,9 @@ class LazyDict : public LazyDictBase {
     void AttachToDocument(Document &doc);
     void DetachFromDocument();
 
+#if !defined(ASSIMP_BUILD_NO_EXPORT)
     void WriteObjects(AssetWriter &writer) { WriteLazyDict<T>(*this, writer); }
+#endif
 
     Ref<T> Add(T *obj);
 
diff --git a/code/AssetLib/glTF2/glTF2Importer.cpp b/code/AssetLib/glTF2/glTF2Importer.cpp
index b6b6a364c..f34b1b451 100644
--- a/code/AssetLib/glTF2/glTF2Importer.cpp
+++ b/code/AssetLib/glTF2/glTF2Importer.cpp
@@ -44,7 +44,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "AssetLib/glTF2/glTF2Importer.h"
 #include "PostProcessing/MakeVerboseFormat.h"
 #include "AssetLib/glTF2/glTF2Asset.h"
+#if !defined(ASSIMP_BUILD_NO_EXPORT)
 #include "AssetLib/glTF2/glTF2AssetWriter.h"
+#endif
 
 #include <assimp/CreateAnimMesh.h>
 #include <assimp/StringComparison.h>