diff --git a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/api/model/AllocationDemandStaffResponse.kt b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/api/model/AllocationDemandStaffResponse.kt
index 1b3adf8ed6..dc025b6802 100644
--- a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/api/model/AllocationDemandStaffResponse.kt
+++ b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/api/model/AllocationDemandStaffResponse.kt
@@ -18,7 +18,7 @@ data class AllocationDemandStaffResponse(
 
 data class Requirement(
     val mainCategory: String,
-    val subCategory: String,
+    val subCategory: String?,
     val length: String,
     val id: Long
 )
diff --git a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/api/model/CaseView.kt b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/api/model/CaseView.kt
index fe708e58a7..96738d8782 100644
--- a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/api/model/CaseView.kt
+++ b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/api/model/CaseView.kt
@@ -44,7 +44,7 @@ data class CvSentence(
 
 data class CvRequirement(
     val mainCategory: String,
-    val subCategory: String,
+    val subCategory: String?,
     val length: String
 )
 
diff --git a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/integrations/delius/caseview/CaseViewRequirement.kt b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/integrations/delius/caseview/CaseViewRequirement.kt
index d707ccd4d5..d2525f512f 100644
--- a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/integrations/delius/caseview/CaseViewRequirement.kt
+++ b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/integrations/delius/caseview/CaseViewRequirement.kt
@@ -34,7 +34,7 @@ class CaseViewRequirement(
 
     @ManyToOne
     @JoinColumn(name = "rqmnt_type_sub_category_id")
-    val subCategory: ReferenceData,
+    val subCategory: ReferenceData?,
 
     val length: Long?,
 
diff --git a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/service/AllocationDemandService.kt b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/service/AllocationDemandService.kt
index 5ab1ebabac..092ff1e7bd 100644
--- a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/service/AllocationDemandService.kt
+++ b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/service/AllocationDemandService.kt
@@ -189,7 +189,7 @@ class AllocationDemandService(
 
     private fun CaseViewRequirement.toRequirement() = Requirement(
         mainCategory.description,
-        subCategory.description,
+        subCategory?.description,
         length?.let { "$length ${mainCategory.units?.description ?: ""}" } ?: "",
         id
     )
diff --git a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/service/CaseViewService.kt b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/service/CaseViewService.kt
index c926be046c..c7f9e0abc1 100644
--- a/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/service/CaseViewService.kt
+++ b/projects/workforce-allocations-to-delius/src/main/kotlin/uk/gov/justice/digital/hmpps/service/CaseViewService.kt
@@ -77,7 +77,7 @@ class CaseViewService(
 
     private fun CaseViewRequirement.toCvRequirement() = CvRequirement(
         mainCategory.description,
-        subCategory.description,
+        subCategory?.description,
         length?.let { "$length ${mainCategory.units?.description ?: ""}" } ?: ""
     )