diff --git a/compendium/wfrp4e-lustria.items.json b/compendium/wfrp4e-lustria.items.json
index 4d6ca39..884d3a5 100644
--- a/compendium/wfrp4e-lustria.items.json
+++ b/compendium/wfrp4e-lustria.items.json
@@ -69,10 +69,16 @@
       "converter": "generic_localization"
     },
     "durationValue": "system.duration.value",
-    "durationUnit": "system.duration.unit",
+    "durationUnit": {
+      "path": "system.duration.unit",
+      "converter": "disease_duration_unit"
+    },
     "contraction": "system.contraction.value",
     "incubationValue": "system.incubation.value",
-    "incubationUnit": "system.incubation.unit",
+    "incubationUnit": {
+      "path": "system.incubation.unit",
+      "converter": "disease_duration_unit"
+    },
     "symptoms": "system.symptoms.value",
     "permanent": "system.permanent.value",
     "special": "system.special.value",
diff --git a/compendium/wfrp4e-owb2.items.json b/compendium/wfrp4e-owb2.items.json
index 7489ea7..ae44e21 100644
--- a/compendium/wfrp4e-owb2.items.json
+++ b/compendium/wfrp4e-owb2.items.json
@@ -78,10 +78,16 @@
       "converter": "generic_localization"
     },
     "durationValue": "system.duration.value",
-    "durationUnit": "system.duration.unit",
+    "durationUnit": {
+      "path": "system.duration.unit",
+      "converter": "disease_duration_unit"
+    },
     "contraction": "system.contraction.value",
     "incubationValue": "system.incubation.value",
-    "incubationUnit": "system.incubation.unit",
+    "incubationUnit": {
+      "path": "system.incubation.unit",
+      "converter": "disease_duration_unit"
+    },
     "symptoms": "system.symptoms.value",
     "permanent": "system.permanent.value",
     "special": "system.special.value",