diff --git a/__pycache__/api_server.cpython-310.pyc b/__pycache__/api_server.cpython-310.pyc
new file mode 100644
index 0000000..70518d1
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diff --git a/__pycache__/headless_rvc.cpython-310.pyc b/__pycache__/headless_rvc.cpython-310.pyc
index 378b022..60df946 100644
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diff --git a/__pycache__/unified_soprano_rvc.cpython-310.pyc b/__pycache__/unified_soprano_rvc.cpython-310.pyc
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diff --git a/headless_rvc.py b/headless_rvc.py
index f728765..0b4e2fc 100755
--- a/headless_rvc.py
+++ b/headless_rvc.py
@@ -241,7 +241,14 @@ class HeadlessRVC:
         finally:
             os.chdir(saved_cwd)
         
-        self.tgt_sr = self.rvc.tgt_sr
+        # Get target sample rate (with fallback)
+        if hasattr(self.rvc, 'tgt_sr') and self.rvc.tgt_sr:
+            self.tgt_sr = self.rvc.tgt_sr
+        else:
+            # Fallback to config sample rate if tgt_sr not set
+            logger.warning("RVC tgt_sr not set, using config sample rate")
+            self.tgt_sr = self.gui_config.samplerate
+            
         self.gui_config.samplerate = (
             self.tgt_sr if self.tgt_sr else self.gui_config.samplerate
         )