diff --git a/src/BizHawk.Common/Util.cs b/src/BizHawk.Common/Util.cs
index 53f729c975..c4080702c3 100644
--- a/src/BizHawk.Common/Util.cs
+++ b/src/BizHawk.Common/Util.cs
@@ -311,7 +311,7 @@ namespace BizHawk.Common
 		{
 			if (OSTailoredCode.IsUnixHost)
 			{
-				string[] apps = OSTailoredCode.CurrentOS is OSTailoredCode.DistinctOS.macOS
+				string[] apps = (OSTailoredCode.CurrentOS is OSTailoredCode.DistinctOS.macOS)
 					? [ "open" ]
 					: [ "xdg-open", "gnome-open", "kfmclient" ];