diff --git a/rtengine/camconst.json b/rtengine/camconst.json
index 44e01ea99..8bed22437 100644
--- a/rtengine/camconst.json
+++ b/rtengine/camconst.json
@@ -1296,7 +1296,8 @@ Camera constants:
     },
 
     { // Quality C
-        "make_model": [ "FUJIFILM X100V" ],
+        "make_model": [ "FUJIFILM X100V", "FUJIFILM X-T4" ],
+        "dcraw_matrix": [ 13426,-6334,-1177,-4244,12136,2371,-580,1303,5980 ], // DNG_v12.2 D65
         "raw_crop": [ 0, 5, 6252, 4140 ]
     },
 
@@ -1388,11 +1389,6 @@ Camera constants:
         "raw_crop": [ 0, 5, 6252, 4176]
     },
 
-    { // Quality C, only raw crop
-        "make_model": [ "FUJIFILM X-T4" ],
-        "raw_crop": [ 0, 5, 6252, 4140]
-    },
-
     { // Quality B
         "make_model": "FUJIFILM X30",
         "dcraw_matrix": [ 12328,-5256,-1144,-4469,12927,1675,-87,1291,4351 ], // DNG_v8.7 D65