diff --git a/port/src/input.c b/port/src/input.c
index 13f192b42..3912e28d8 100644
--- a/port/src/input.c
+++ b/port/src/input.c
@@ -990,6 +990,13 @@ const char *inputGetConnectedControllerName(s32 id)
 
 	snprintf(fullName, sizeof(fullName), "%d: %s", jidx, name);
 
+	// replace non-ascii chars with spaces
+	for (char *p = fullName; *p; ++p) {
+		if ((u32)*p >= 0x7f) {
+			*p = ' ';
+		}
+	}
+
 	return fullName;
 }