diff --git a/src/alsa.c b/src/alsa.c
index 5a1e541..edbf51b 100644
--- a/src/alsa.c
+++ b/src/alsa.c
@@ -1191,6 +1191,8 @@ static void outstream_thread_run(void *arg) {
             case SND_PCM_STATE_DISCONNECTED:
                 outstream->error_callback(outstream, SoundIoErrorStreaming);
                 return;
+            default:
+                continue;
         }
     }
 }
@@ -1260,6 +1262,8 @@ static void instream_thread_run(void *arg) {
             case SND_PCM_STATE_DISCONNECTED:
                 instream->error_callback(instream, SoundIoErrorStreaming);
                 return;
+            default:
+                continue;
         }
     }
 }