diff --git a/gltf/mesh.cpp b/gltf/mesh.cpp
index 44114081..5307b2da 100644
--- a/gltf/mesh.cpp
+++ b/gltf/mesh.cpp
@@ -551,7 +551,7 @@ static void simplifyMesh(Mesh& mesh, float threshold, bool attributes, bool aggr
 	const Stream* attr = getStream(mesh, cgltf_attribute_type_color);
 	attr = attr ? attr : getStream(mesh, cgltf_attribute_type_normal);
 
-	const float attrw[3] = {1e-2, 1e-2, 1e-2};
+	const float attrw[3] = {1e-2f, 1e-2f, 1e-2f};
 
 	std::vector<unsigned int> indices(mesh.indices.size());
 	if (attributes && attr)