diff --git a/csdr/chain/dablin.py b/csdr/chain/dablin.py
index 9efb73cb..8e16ad2b 100644
--- a/csdr/chain/dablin.py
+++ b/csdr/chain/dablin.py
@@ -155,6 +155,9 @@ class Dablin(BaseDemodulatorChain, FixedIfSampleRateChain, FixedAudioRateChain,
             self.processor.stop()
         else:
             self._meta_forwarder.stop()
+            if self._eti_reader is not None:
+                self._eti_reader.stop()
+                self._eti_reader = None
 
     def setMetaWriter(self, writer: Writer) -> None:
         if self._shared_decoder is None:
diff --git a/owrx/dsp.py b/owrx/dsp.py
index 78f65d70..f0e42125 100644
--- a/owrx/dsp.py
+++ b/owrx/dsp.py
@@ -596,7 +596,9 @@ class DspManager(SdrSourceEventClient, ClientDemodulatorSecondaryDspEventClient)
                 return Dablin(shared_decoder=shared)
             except Exception:
                 logger.exception("Shared DAB decoder failed, falling back to standalone")
-                self._dabKey = None
+                if self._dabKey is not None:
+                    DabDecoderManager.getShared().release(*self._dabKey)
+                    self._dabKey = None
                 return Dablin()
         elif demod == "empty":
             from csdr.chain.analog import Empty