diff --git a/eive_tmtc/tmtc/core.py b/eive_tmtc/tmtc/core.py
index db18860..02b1845 100644
--- a/eive_tmtc/tmtc/core.py
+++ b/eive_tmtc/tmtc/core.py
@@ -140,6 +140,7 @@ def add_core_controller_definitions(defs: TmtcDefinitionWrapper):
     oce.add(keys=OpCode.OBSW_UPDATE_FROM_SD_1, info=Info.OBSW_UPDATE_FROM_SD_1)
     oce.add(keys=OpCode.SYSTEMCTL_CMD_EXECUTOR, info=Info.SYSTEMCTL_CMD_EXECUTOR)
     oce.add(keys=OpCode.EXECUTE_SHELL_CMD_BLOCKING, info=Info.EXECUTE_SHELL_CMD_BLOCKING)
+    oce.add(keys=OpCode.EXECUTE_SHELL_CMD_NON_BLOCKING, info=Info.EXECUTE_SHELL_CMD_NON_BLOCKING)
     oce.add(
         keys=OpCode.GET_HK,
         info="Request housekeeping set",