diff --git a/lib/pangea/models/analytics/constructs_model.dart b/lib/pangea/models/analytics/constructs_model.dart
index 85bd16d40..e4e006952 100644
--- a/lib/pangea/models/analytics/constructs_model.dart
+++ b/lib/pangea/models/analytics/constructs_model.dart
@@ -108,7 +108,7 @@ class OneConstructUse {
         : null;
     debugger(when: kDebugMode && constructType == null);
 
-    final categoryEntry = json['categories'];
+    final categoryEntry = json['cat'] ?? json['categories'];
     String? category;
     if (categoryEntry != null) {
       if ((categoryEntry is List) && categoryEntry.isNotEmpty) {
diff --git a/lib/pangea/models/practice_activities.dart/practice_activity_model.dart b/lib/pangea/models/practice_activities.dart/practice_activity_model.dart
index 34ea62db0..ccdd3802a 100644
--- a/lib/pangea/models/practice_activities.dart/practice_activity_model.dart
+++ b/lib/pangea/models/practice_activities.dart/practice_activity_model.dart
@@ -21,10 +21,14 @@ class ConstructIdentifier {
   });
 
   factory ConstructIdentifier.fromJson(Map<String, dynamic> json) {
-    final categoryEntry = json['cat'];
+    final categoryEntry = json['cat'] ?? json['categories'];
     String? category;
-    if (categoryEntry != null && categoryEntry is String) {
-      category = categoryEntry;
+    if (categoryEntry != null) {
+      if (categoryEntry is String) {
+        category = categoryEntry;
+      } else if (categoryEntry is List) {
+        category = categoryEntry.first;
+      }
     }
 
     try {
@@ -46,6 +50,7 @@ class ConstructIdentifier {
     return {
       'lemma': lemma,
       'type': type.string,
+      'cat': category,
     };
   }