diff --git a/rtexif/canonattribs.cc b/rtexif/canonattribs.cc
index 073fe2894..5300abe02 100644
--- a/rtexif/canonattribs.cc
+++ b/rtexif/canonattribs.cc
@@ -935,6 +935,7 @@ public:
             {368, "Sigma 35mm f/1.4 DG HSM | A"},
             {368, "Sigma 70mm f/2.8 DG Macro"},
             {368, "Sigma 18-35mm f/1.8 DC HSM | A"},
+            {368, "Sigma 24-105mm f/4 DG OS HSM | A"},
             {488, "Canon EF-S 15-85mm f/3.5-5.6 IS USM"},
             {489, "Canon EF 70-300mm f/4-5.6L IS USM"},
             {490, "Canon EF 8-15mm f/4L Fisheye USM"},