diff --git a/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/CommonDefinitions.json b/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/CommonDefinitions.json
index d74fb9991175..1812e9d32be9 100644
--- a/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/CommonDefinitions.json
+++ b/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/CommonDefinitions.json
@@ -172,7 +172,15 @@
             },
             "scheme": {
               "description": "Scheme to use for connecting to the host. Defaults to HTTP.",
-              "type": "string"
+              "enum": [
+                "HTTP",
+                "HTTPS"
+              ],
+              "type": "string",
+              "x-ms-enum": {
+                "name": "Scheme",
+                "modelAsString": true
+              }
             }
           }
         },
@@ -222,9 +230,9 @@
         "type": {
           "description": "The type of probe.",
           "enum": [
-            "liveness",
-            "readiness",
-            "startup"
+            "Liveness",
+            "Readiness",
+            "Startup"
           ],
           "type": "string",
           "x-ms-enum": {
diff --git a/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/ContainerApps.json b/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/ContainerApps.json
index 4ddf1ed27cb1..4aff2475e7ab 100644
--- a/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/ContainerApps.json
+++ b/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/ContainerApps.json
@@ -427,8 +427,8 @@
         "activeRevisionsMode": {
           "description": "ActiveRevisionsMode controls how active revisions are handled for the Container app:\n<list><item>Multiple: multiple revisions can be active. If no value if provided, this is the default</item><item>Single: Only one revision can be active at a time. Revision weights can not be used in this mode</item></list>",
           "enum": [
-            "multiple",
-            "single"
+            "Multiple",
+            "Single"
           ],
           "type": "string",
           "x-ms-enum": {
diff --git a/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/examples/ContainerApps_CreateOrUpdate.json b/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/examples/ContainerApps_CreateOrUpdate.json
index a3361fe80a45..a956f82ab4b8 100644
--- a/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/examples/ContainerApps_CreateOrUpdate.json
+++ b/specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/examples/ContainerApps_CreateOrUpdate.json
@@ -38,7 +38,7 @@
               "name": "testcontainerApp0",
               "probes": [
                 {
-                  "type": "liveness",
+                  "type": "Liveness",
                   "httpGet": {
                     "path": "/health",
                     "port": 8080,
@@ -122,7 +122,7 @@
                 },
                 "probes": [
                   {
-                    "type": "liveness",
+                    "type": "Liveness",
                     "httpGet": {
                       "path": "/health",
                       "port": 8080,
@@ -192,7 +192,7 @@
                 },
                 "probes": [
                   {
-                    "type": "liveness",
+                    "type": "Liveness",
                     "httpGet": {
                       "path": "/health",
                       "port": 8080,
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/CommonDefinitions.json b/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/CommonDefinitions.json
index 169dde52642d..8dc19cfa4c1c 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/CommonDefinitions.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/CommonDefinitions.json
@@ -172,7 +172,15 @@
             },
             "scheme": {
               "description": "Scheme to use for connecting to the host. Defaults to HTTP.",
-              "type": "string"
+              "enum": [
+                "HTTP",
+                "HTTPS"
+              ],
+              "type": "string",
+              "x-ms-enum": {
+                "name": "Scheme",
+                "modelAsString": true
+              }
             }
           }
         },
@@ -222,9 +230,9 @@
         "type": {
           "description": "The type of probe.",
           "enum": [
-            "liveness",
-            "readiness",
-            "startup"
+            "Liveness",
+            "Readiness",
+            "Startup"
           ],
           "type": "string",
           "x-ms-enum": {
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/ContainerApps.json b/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/ContainerApps.json
index 080cb2828930..a1780db0be48 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/ContainerApps.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/ContainerApps.json
@@ -425,8 +425,8 @@
         "activeRevisionsMode": {
           "description": "ActiveRevisionsMode controls how active revisions are handled for the Container app:\n<list><item>Multiple: multiple revisions can be active.</item><item>Single: Only one revision can be active at a time. Revision weights can not be used in this mode. If no value if provided, this is the default.</item></list>",
           "enum": [
-            "multiple",
-            "single"
+            "Multiple",
+            "Single"
           ],
           "type": "string",
           "x-ms-enum": {
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/examples/ContainerApps_CreateOrUpdate.json b/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/examples/ContainerApps_CreateOrUpdate.json
index f31bfa2e64d5..6c6228b39881 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/examples/ContainerApps_CreateOrUpdate.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/examples/ContainerApps_CreateOrUpdate.json
@@ -45,7 +45,7 @@
               "name": "testcontainerApp0",
               "probes": [
                 {
-                  "type": "liveness",
+                  "type": "Liveness",
                   "httpGet": {
                     "path": "/health",
                     "port": 8080,
@@ -140,7 +140,7 @@
                 },
                 "probes": [
                   {
-                    "type": "liveness",
+                    "type": "Liveness",
                     "httpGet": {
                       "path": "/health",
                       "port": 8080,
@@ -221,7 +221,7 @@
                 },
                 "probes": [
                   {
-                    "type": "liveness",
+                    "type": "Liveness",
                     "httpGet": {
                       "path": "/health",
                       "port": 8080,
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/examples/ContainerApps_Patch.json b/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/examples/ContainerApps_Patch.json
index 96736f870fd9..398a79ea3ccc 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/examples/ContainerApps_Patch.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2022-03-01/examples/ContainerApps_Patch.json
@@ -48,7 +48,7 @@
               "name": "testcontainerApp0",
               "probes": [
                 {
-                  "type": "liveness",
+                  "type": "Liveness",
                   "httpGet": {
                     "path": "/health",
                     "port": 8080,