diff --git a/src/smolagents/types.py b/src/smolagents/types.py
index 7077daa..b0d4ee1 100644
--- a/src/smolagents/types.py
+++ b/src/smolagents/types.py
@@ -172,7 +172,7 @@ class AgentAudio(AgentType, str):
     """
 
     def __init__(self, value, samplerate=16_000):
-        if not _is_package_available("soundfile") or not is_torch_available:
+        if not _is_package_available("soundfile") or not is_torch_available():
             raise ModuleNotFoundError(
                 "Please install 'audio' extra to use AgentAudio: `pip install 'smolagents[audio]'`"
             )