diff --git a/src/odb/src/codeGenerator/schema/scan/dbScanInst.json b/src/odb/src/codeGenerator/schema/scan/dbScanInst.json
index 6c40cb43334..eb8c416d025 100644
--- a/src/odb/src/codeGenerator/schema/scan/dbScanInst.json
+++ b/src/odb/src/codeGenerator/schema/scan/dbScanInst.json
@@ -57,6 +57,10 @@
         "name": "scan_out",
         "type": "std::variant<dbBTerm*, dbITerm*>"
       }
+    ],
+    "flags": [
+      "no-serializer-in",
+      "no-serializer-out"
     ]
     }
   ],
diff --git a/src/odb/src/db/dbScanInst.cpp b/src/odb/src/db/dbScanInst.cpp
index 9eef6832f42..9fb11da7293 100644
--- a/src/odb/src/db/dbScanInst.cpp
+++ b/src/odb/src/db/dbScanInst.cpp
@@ -109,12 +109,6 @@ _dbScanInst::_dbScanInst(_dbDatabase* db, const _dbScanInst& r)
   clock_edge_ = r.clock_edge_;
 }
 
-dbIStream& operator>>(dbIStream& stream, dbScanInst::AccessPins& obj)
-{
-  stream >> obj.scan_in;
-  stream >> obj.scan_out;
-  return stream;
-}
 dbIStream& operator>>(dbIStream& stream, _dbScanInst& obj)
 {
   stream >> obj.bits_;
@@ -126,12 +120,6 @@ dbIStream& operator>>(dbIStream& stream, _dbScanInst& obj)
   return stream;
 }
 
-dbOStream& operator<<(dbOStream& stream, const dbScanInst::AccessPins& obj)
-{
-  stream << obj.scan_in;
-  stream << obj.scan_out;
-  return stream;
-}
 dbOStream& operator<<(dbOStream& stream, const _dbScanInst& obj)
 {
   stream << obj.bits_;