diff --git a/qualang_tools/callable_from_qua/_callable_from_qua.py b/qualang_tools/callable_from_qua/_callable_from_qua.py
index ec4948f1..f524a91d 100644
--- a/qualang_tools/callable_from_qua/_callable_from_qua.py
+++ b/qualang_tools/callable_from_qua/_callable_from_qua.py
@@ -79,16 +79,13 @@ def run(self, job: QmJob):
 
 class ProgramAddon(ABC):
     @abstractmethod
-    def enter_program(self, program: Program):
-        ...  # noqa: E704
+    def enter_program(self, program: Program): ...  # noqa: E704
 
     @abstractmethod
-    def exit_program(self, exc_type, exc_val, exc_tb):
-        ...  # noqa: E704
+    def exit_program(self, exc_type, exc_val, exc_tb): ...  # noqa: E704
 
     @abstractmethod
-    def execute_program(self, program: Program, quantum_machine: QuantumMachine):
-        ...  # noqa: E704
+    def execute_program(self, program: Program, quantum_machine: QuantumMachine): ...  # noqa: E704
 
 
 class QuaCallableEventManager(ProgramAddon):