diff --git a/session/marshal.go b/session/marshal.go
index 3c56cd4..cda9579 100644
--- a/session/marshal.go
+++ b/session/marshal.go
@@ -211,7 +211,7 @@ func (c *ObjectSessionContext) StableMarshal(buf []byte) []byte {
 	}
 
 	offset := proto.EnumMarshal(objectCtxVerbField, buf, int32(c.verb))
-	proto.NestedStructureMarshal(objectCtxTargetField, buf[offset:], &objectSessionContextTarget{
+	proto.NestedStructureMarshal(objectCtxTargetField, buf[offset:], objectSessionContextTarget{
 		cnr:  c.cnr,
 		objs: c.objs,
 	})
@@ -225,7 +225,7 @@ func (c *ObjectSessionContext) StableSize() (size int) {
 	}
 
 	size += proto.EnumSize(objectCtxVerbField, int32(c.verb))
-	size += proto.NestedStructureSize(objectCtxTargetField, &objectSessionContextTarget{
+	size += proto.NestedStructureSize(objectCtxTargetField, objectSessionContextTarget{
 		cnr:  c.cnr,
 		objs: c.objs,
 	})