diff --git a/v2/internal/runner/options.go b/v2/internal/runner/options.go
index f11d2055c..c382f69d2 100644
--- a/v2/internal/runner/options.go
+++ b/v2/internal/runner/options.go
@@ -71,9 +71,8 @@ func hasStdin() bool {
 		return false
 	}
 
-	isPipedFromChrDev := (stat.Mode() & os.ModeCharDevice) == 0
+	isPipedFromChrDev := (stat.Mode() & os.ModeCharDevice) != 0
 	isPipedFromFIFO := (stat.Mode() & os.ModeNamedPipe) != 0
-
 	return isPipedFromChrDev || isPipedFromFIFO
 }