diff --git a/lib-src/portaudio-v19/src/hostapi/jack/pa_jack.c b/lib-src/portaudio-v19/src/hostapi/jack/pa_jack.c
index 787d81ddb..48a6054fe 100644
--- a/lib-src/portaudio-v19/src/hostapi/jack/pa_jack.c
+++ b/lib-src/portaudio-v19/src/hostapi/jack/pa_jack.c
@@ -1008,12 +1008,18 @@ static void Terminate( struct PaUtilHostApiRepresentation *hostApi )
 
     /* note: this automatically disconnects all ports, since a deactivated
      * client is not allowed to have any ports connected */
-    ASSERT_CALL( jack_deactivate( jackHostApi->jack_client ), 0 );
+    if( !jackHostApi->jackIsDown )
+    { 
+        ASSERT_CALL( jack_deactivate( jackHostApi->jack_client ), 0 );
+    }
 
     PaJack_TerminateHostApiMutex( jackHostApi );
     PaJack_TerminateCommandSync( jackHostApi );
 
-    ASSERT_CALL( jack_client_close( jackHostApi->jack_client ), 0 );
+    if( !jackHostApi->jackIsDown )
+    { 
+        ASSERT_CALL( jack_client_close( jackHostApi->jack_client ), 0 );
+    }
 
     if( jackHostApi->deviceInfoMemory )
     {