diff --git a/i2c-vr/isl69269/isl69269.hpp b/i2c-vr/isl69269/isl69269.hpp
index 8d9ea01..723ab68 100644
--- a/i2c-vr/isl69269/isl69269.hpp
+++ b/i2c-vr/isl69269/isl69269.hpp
@@ -16,7 +16,8 @@
     enum class Gen
     {
         Gen2,
-        Gen3
+        Gen3,
+        Gen3p5
     };
 
     ISL69269(sdbusplus::async::context& ctx, uint16_t bus, uint16_t address,