diff --git a/frontend/src/locales/dateTimeFormats/el-GR.json b/frontend/src/locales/dateTimeFormats/el-GR.json
index 485c132d5..9e0240f38 100644
--- a/frontend/src/locales/dateTimeFormats/el-GR.json
+++ b/frontend/src/locales/dateTimeFormats/el-GR.json
@@ -9,5 +9,14 @@
     "day": "numeric",
     "weekday": "long",
     "year": "numeric"
+  },
+  "long": {
+    "year": "numeric",
+    "month": "long",
+    "day": "numeric",
+    "weekday": "long",
+    "hour": "numeric",
+    "minute": "numeric",
+    "hour12": true
   }
 }
\ No newline at end of file