diff --git a/OpenAPI/TS28541_5GcNrm.yaml b/OpenAPI/TS28541_5GcNrm.yaml
index 73fc83dfeb60a29c4d6711b55990a449ec04eee6..7cbaaf58a7da1d523bc24aed127daee7c620d343 100755
--- a/OpenAPI/TS28541_5GcNrm.yaml
+++ b/OpenAPI/TS28541_5GcNrm.yaml
@@ -1380,6 +1380,7 @@ components:
           type: integer
           minimum: 0
           maximum: 4294967295
+          format: int64
         trpMappingInfoList:
           type: array
           items:
@@ -2307,6 +2308,7 @@ components:
           type: integer
           minimum: 0
           maximum: 4294967295
+          format: int64
         ngeNbId:
           type: string
           pattern: '^(MacroNGeNB-[A-Fa-f0-9]{5}|LMacroNGeNB-[A-Fa-f0-9]{6}|SMacroNGeNB-[A-Fa-f0-9]{5})$'
diff --git a/OpenAPI/TS28541_NrNrm.yaml b/OpenAPI/TS28541_NrNrm.yaml
index 0c1387c89f0914eb62a815829bce1b664e13b09a..109446c77dfae76f10628a20a059dbaa6aedbb5f 100755
--- a/OpenAPI/TS28541_NrNrm.yaml
+++ b/OpenAPI/TS28541_NrNrm.yaml
@@ -19,6 +19,7 @@ components:
       type: integer
       minimum: 0
       maximum: 4294967295
+      format: int64
     GnbIdLength:
       type: integer
       minimum: 22
@@ -30,10 +31,12 @@ components:
       type: integer
       minimum: 0
       maximum: 68719476735
+      format: int64
     GnbCuUpId:
       type: integer
       minimum: 0
       maximum: 68719476735
+      format: int64
 
     Sst:
       type: integer
@@ -620,6 +623,7 @@ components:
             type: integer
             minimum: 0
             maximum: 8589934591 
+            format: int64
           eccentricity:
             type: integer
             minimum: -524288