diff --git a/ccd_defs.json b/ccd_defs.json
index 8260a072..6434f35a 100644
--- a/ccd_defs.json
+++ b/ccd_defs.json
@@ -178,6 +178,7 @@
   "Canon Canon PowerShot S500": 7.176,
   "Canon Canon PowerShot SD110": 5.27,
   "SONY NEX-7": 23.5,
+  "SONY NEX-5T": 23.4,
   "Canon Canon PowerShot SD400": 5.76,
   "OLYMPUS_IMAGING_CORP.   X450,D535Z,C370Z": 5.27,
   "Canon Canon PowerShot A85": 5.27,