diff --git a/schemas/JSON/manifests/v1.0.0/manifest.installer.1.0.0.json b/schemas/JSON/manifests/v1.0.0/manifest.installer.1.0.0.json
index 3c7f931752..8280415b30 100644
--- a/schemas/JSON/manifests/v1.0.0/manifest.installer.1.0.0.json
+++ b/schemas/JSON/manifests/v1.0.0/manifest.installer.1.0.0.json
@@ -136,6 +136,7 @@
       "type": [ "array", "null" ],
       "items": {
         "type": "integer",
+        "format": "long",
         "not": {
           "enum": [ 0 ]
         },
diff --git a/schemas/JSON/manifests/v1.0.0/manifest.singleton.1.0.0.json b/schemas/JSON/manifests/v1.0.0/manifest.singleton.1.0.0.json
index 51f55dd57c..446eae0b21 100644
--- a/schemas/JSON/manifests/v1.0.0/manifest.singleton.1.0.0.json
+++ b/schemas/JSON/manifests/v1.0.0/manifest.singleton.1.0.0.json
@@ -148,6 +148,7 @@
       "type": [ "array", "null" ],
       "items": {
         "type": "integer",
+        "format": "long",        
         "not": {
           "enum": [ 0 ]
         },
diff --git a/schemas/JSON/manifests/v1.1.0/manifest.installer.1.1.0.json b/schemas/JSON/manifests/v1.1.0/manifest.installer.1.1.0.json
index 5bcfa3a10c..1ce9ea8999 100644
--- a/schemas/JSON/manifests/v1.1.0/manifest.installer.1.1.0.json
+++ b/schemas/JSON/manifests/v1.1.0/manifest.installer.1.1.0.json
@@ -134,6 +134,7 @@
     },
     "InstallerReturnCode": {
       "type": "integer",
+      "format": "long",
       "not": {
         "enum": [ 0 ]
       },
diff --git a/schemas/JSON/manifests/v1.1.0/manifest.singleton.1.1.0.json b/schemas/JSON/manifests/v1.1.0/manifest.singleton.1.1.0.json
index 9ef00954d2..ebbf2a2061 100644
--- a/schemas/JSON/manifests/v1.1.0/manifest.singleton.1.1.0.json
+++ b/schemas/JSON/manifests/v1.1.0/manifest.singleton.1.1.0.json
@@ -167,6 +167,7 @@
     },
     "InstallerReturnCode": {
       "type": "integer",
+      "format": "long",
       "not": {
         "enum": [ 0 ]
       },