diff --git a/src/Nazara/BulletPhysics3D/BulletCollider3D.cpp b/src/Nazara/BulletPhysics3D/BulletCollider3D.cpp
index 9110c5065..b2c84b7e9 100644
--- a/src/Nazara/BulletPhysics3D/BulletCollider3D.cpp
+++ b/src/Nazara/BulletPhysics3D/BulletCollider3D.cpp
@@ -59,7 +59,7 @@ namespace Nz
 		BuildDebugMesh(colliderVertices, colliderIndices);
 
 		std::shared_ptr<VertexBuffer> colliderVB = std::make_shared<VertexBuffer>(VertexDeclaration::Get(VertexLayout::XYZ), SafeCast<UInt32>(colliderVertices.size()), BufferUsage::Write, SoftwareBufferFactory, colliderVertices.data());
-		std::shared_ptr<IndexBuffer> colliderIB = std::make_shared<IndexBuffer>(IndexType::U16, colliderIndices.size(), BufferUsage::Write, SoftwareBufferFactory, colliderIndices.data());
+		std::shared_ptr<IndexBuffer> colliderIB = std::make_shared<IndexBuffer>(IndexType::U16, SafeCast<UInt32>(colliderIndices.size()), BufferUsage::Write, SoftwareBufferFactory, colliderIndices.data());
 
 		std::shared_ptr<StaticMesh> colliderSubMesh = std::make_shared<StaticMesh>(std::move(colliderVB), std::move(colliderIB));
 		colliderSubMesh->GenerateAABB();
diff --git a/src/Nazara/Graphics/ForwardFramePipeline.cpp b/src/Nazara/Graphics/ForwardFramePipeline.cpp
index 3a855f7fc..3b10ddd11 100644
--- a/src/Nazara/Graphics/ForwardFramePipeline.cpp
+++ b/src/Nazara/Graphics/ForwardFramePipeline.cpp
@@ -648,7 +648,7 @@ namespace Nz
 		std::size_t dependenciesColorAttachmentCount = 0;
 		Int32 lastRenderOrder = m_orderedViewers.front()->viewer->GetRenderTarget().GetRenderOrder();
 
-		std::size_t viewerIndex = 0;
+		unsigned int viewerIndex = 0;
 		auto HandleRenderTarget = [&](const RenderTarget& renderTarget, std::span<ViewerData*> viewers)
 		{
 			if (renderTarget.GetRenderOrder() > lastRenderOrder)
diff --git a/src/Nazara/JoltPhysics3D/JoltCollider3D.cpp b/src/Nazara/JoltPhysics3D/JoltCollider3D.cpp
index fa6343618..ce00dbe79 100644
--- a/src/Nazara/JoltPhysics3D/JoltCollider3D.cpp
+++ b/src/Nazara/JoltPhysics3D/JoltCollider3D.cpp
@@ -35,7 +35,7 @@ namespace Nz
 		BuildDebugMesh(colliderVertices, colliderIndices);
 
 		std::shared_ptr<VertexBuffer> colliderVB = std::make_shared<VertexBuffer>(VertexDeclaration::Get(VertexLayout::XYZ), SafeCast<UInt32>(colliderVertices.size()), BufferUsage::Write, SoftwareBufferFactory, colliderVertices.data());
-		std::shared_ptr<IndexBuffer> colliderIB = std::make_shared<IndexBuffer>(IndexType::U16, colliderIndices.size(), BufferUsage::Write, SoftwareBufferFactory, colliderIndices.data());
+		std::shared_ptr<IndexBuffer> colliderIB = std::make_shared<IndexBuffer>(IndexType::U16, SafeCast<UInt32>(colliderIndices.size()), BufferUsage::Write, SoftwareBufferFactory, colliderIndices.data());
 
 		std::shared_ptr<StaticMesh> colliderSubMesh = std::make_shared<StaticMesh>(std::move(colliderVB), std::move(colliderIB));
 		colliderSubMesh->GenerateAABB();