diff --git a/include/gp/enveloppe/cbor.hpp b/include/gp/enveloppe/cbor.hpp
index 9289258..dbc80ac 100644
--- a/include/gp/enveloppe/cbor.hpp
+++ b/include/gp/enveloppe/cbor.hpp
@@ -243,7 +243,77 @@ namespace gp {
 					
 				}
 				case cbor_type::oths: {
-					
+					switch((cbor_oths)local) {
+						case cbor_oths::value_false: {
+							return {
+								cbor_value{
+									cbor_composite<cbor_value>(false), 
+									alloc
+								}, 
+								src.begin()+1
+							};
+						}
+						case cbor_oths::value_true: {
+							return {
+								cbor_value{
+									cbor_composite<cbor_value>(true), 
+									alloc
+								}, 
+								src.begin()+1
+							};
+						}
+						case cbor_oths::value_null: {
+							return {
+								cbor_value{
+									cbor_composite<cbor_value>(nullopt), 
+									alloc
+								}, 
+								src.begin()+1
+							};
+						}
+						case cbor_oths::value_undefined: {
+							return {
+								cbor_value{
+									cbor_composite<cbor_value>(undefined_t{}), 
+									alloc
+								}, 
+								src.begin()+1
+							};
+						}
+						case cbor_oths::word: {
+							if(src.size()<3) ERROR;
+							return {
+								cbor_value{
+									cbor_floating_point{(ieee754_hf)(*(gp::endian_wrapper<ieee754_hf, endian::big>*)(src.begin().data))}, 
+									alloc
+								}, 
+								src.begin()+3
+							};
+						}
+						case cbor_oths::dword: {
+							if(src.size()<5) ERROR;
+							return {
+								cbor_value{
+									cbor_floating_point{float(*(gp::endian_wrapper<float, endian::big>*)(src.begin().data))}, 
+									alloc
+								}, 
+								src.begin()+5
+							};
+						}
+						case cbor_oths::qword: {
+							if(src.size()<9) ERROR;
+							return {
+								cbor_value{
+									cbor_floating_point{double(*(gp::endian_wrapper<double, endian::big>*)(src.begin().data))}, 
+									alloc
+								}, 
+								src.begin()+9
+							};
+						}
+						default: {
+							ERROR;
+						}
+					}	
 				}
 			}
 			ERROR;