diff --git a/main.c b/main.c
index 4c8e4a9..1504df7 100644
--- a/main.c
+++ b/main.c
@@ -74,7 +74,7 @@
 		   "  -D [delay]\t\tOutput device supports DSD over PCM (DoP), delay = optional delay switching between PCM and DoP in ms\n" 
 #endif
 #if VISEXPORT
-		   "  -v \t\t\tVisulizer support\n"
+		   "  -v \t\t\tVisualiser support\n"
 #endif
 #if LINUX || FREEBSD
 		   "  -z \t\t\tDaemonize\n"
diff --git a/output_pa.c b/output_pa.c
index 5eae990..8c6e61a 100644
--- a/output_pa.c
+++ b/output_pa.c
@@ -286,7 +286,7 @@
 #endif
 	}
 
-	output.error_opening = !err;
+	output.error_opening = !!err;
 }
 
 static u8_t *optr;
diff --git a/squeezelite.h b/squeezelite.h
index db6398e..fd53bf0 100644
--- a/squeezelite.h
+++ b/squeezelite.h
@@ -20,7 +20,7 @@
 
 // make may define: PORTAUDIO, SELFPIPE, RESAMPLE, VISEXPORT, DSD, LINKALL to influence build
 
-#define VERSION "v1.6"
+#define VERSION "v1.6.1"
 
 // build detection
 #if defined(linux)