diff --git a/OpenAPI/TS32291_Nchf_ConvergedCharging.yaml b/OpenAPI/TS32291_Nchf_ConvergedCharging.yaml
index 02482aa096e797f7f184555c3f675c689b5d7fa7..05a45180ea7ca2f827e1359d58a74d4dbf36444c 100644
--- a/OpenAPI/TS32291_Nchf_ConvergedCharging.yaml
+++ b/OpenAPI/TS32291_Nchf_ConvergedCharging.yaml
@@ -45,7 +45,7 @@ paths:
           content:
             application/problem+json:
               schema:
-                oneOf:
+                allOf:
                   - $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
                   - $ref: '#/components/schemas/ChargingDataResponse'
         '401':
@@ -55,7 +55,7 @@ paths:
           content:
             application/problem+json:
               schema:
-                oneOf:
+                allOf:
                   - $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
                   - $ref: '#/components/schemas/ChargingDataResponse'
         '404':
@@ -63,7 +63,7 @@ paths:
           content:
             application/problem+json:
               schema:
-                oneOf:
+                allOf:
                   - $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
                   - $ref: '#/components/schemas/ChargingDataResponse'
         '405':
@@ -118,7 +118,7 @@ paths:
                   content:
                     application/problem+json:
                       schema:
-                        oneOf:
+                        allOf:
                           - $ref: TS29571_CommonData.yaml#/components/schemas/ProblemDetails
                           - $ref: '#/components/schemas/ChargingNotifyResponse'
                 '401':
@@ -176,7 +176,7 @@ paths:
           content:
             application/problem+json:
               schema:
-                oneOf:
+                allOf:
                   - $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
                   - $ref: '#/components/schemas/ChargingDataResponse'
         '401':
@@ -186,7 +186,7 @@ paths:
           content:
             application/problem+json:
               schema:
-                oneOf:
+                allOf:
                   - $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
                   - $ref: '#/components/schemas/ChargingDataResponse'
         '404':
@@ -194,7 +194,7 @@ paths:
           content:
             application/problem+json:
               schema:
-                oneOf:
+                allOf:
                   - $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
                   - $ref: '#/components/schemas/ChargingDataResponse'
         '405':
@@ -254,7 +254,7 @@ paths:
           content:
             application/problem+json:
               schema:
-                oneOf:
+                allOf:
                   - $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
                   - $ref: '#/components/schemas/ChargingDataResponse'
         '410':