diff --git a/specification/codesigning/CodeSigning/tspconfig.yaml b/specification/codesigning/CodeSigning/tspconfig.yaml
index f945e56e7d86..9c9521757e51 100644
--- a/specification/codesigning/CodeSigning/tspconfig.yaml
+++ b/specification/codesigning/CodeSigning/tspconfig.yaml
@@ -14,7 +14,6 @@ options:
     output-file: "{azure-resource-provider-folder}/{service-name}/{version-status}/{version}/azure.codesigning.json"
   "@azure-tools/typespec-python":
     package-dir: "azure-codesigning"
-    package-mode: "dataplane"
     package-name: "{package-dir}"
   "@azure-tools/typespec-csharp":
     clear-output-folder: true
diff --git a/specification/cognitiveservices/ContentSafety/tspconfig.yaml b/specification/cognitiveservices/ContentSafety/tspconfig.yaml
index fa542d7b36c9..a4f6eecd3d69 100644
--- a/specification/cognitiveservices/ContentSafety/tspconfig.yaml
+++ b/specification/cognitiveservices/ContentSafety/tspconfig.yaml
@@ -15,7 +15,6 @@ options:
   "@azure-tools/typespec-python":
     package-dir: "azure-ai-contentsafety"
     package-name: "{package-dir}"
-    package-mode: dataplane
   "@azure-tools/typespec-csharp":
     package-dir: "Azure.AI.ContentSafety"
     namespace: "{package-dir}"
diff --git a/specification/cognitiveservices/HealthInsights/HealthInsights.OncoPhenotype/tspconfig.yaml b/specification/cognitiveservices/HealthInsights/HealthInsights.OncoPhenotype/tspconfig.yaml
index 19b66dc629d3..e1df4402a136 100644
--- a/specification/cognitiveservices/HealthInsights/HealthInsights.OncoPhenotype/tspconfig.yaml
+++ b/specification/cognitiveservices/HealthInsights/HealthInsights.OncoPhenotype/tspconfig.yaml
@@ -13,10 +13,7 @@ options:
     clear-output-folder: true
     new-project: false
     model-namespace: false
-  "@azure-tools/cadl-python":
-    package-mode: "dataplane"
-    package-name: "azure-healthinsights-cancerprofiling"
-  "@azure-tools/cadl-typescript": 
+  "@azure-tools/cadl-typescript":
     packageDetails:
       name: "@azure-rest/health-insights-cancerprofiling"
       description: "Azure Health Insights CancerProfiling"
diff --git a/specification/cognitiveservices/HealthInsights/HealthInsights.TrialMatcher/tspconfig.yaml b/specification/cognitiveservices/HealthInsights/HealthInsights.TrialMatcher/tspconfig.yaml
index 8a65d4ddb150..b75525ca55f2 100644
--- a/specification/cognitiveservices/HealthInsights/HealthInsights.TrialMatcher/tspconfig.yaml
+++ b/specification/cognitiveservices/HealthInsights/HealthInsights.TrialMatcher/tspconfig.yaml
@@ -13,10 +13,7 @@ options:
     clear-output-folder: true
     new-project: false
     model-namespace: false
-  "@azure-tools/cadl-python":
-    package-mode: "dataplane"
-    package-name: "azure-healthinsights-clinicalmatching"
-  "@azure-tools/cadl-typescript": 
+  "@azure-tools/cadl-typescript":
     packageDetails:
       name: "@azure-rest/health-insights-clinicalmatching"
       description: "Azure Health Insights ClinicalMatching"
diff --git a/specification/contosowidgetmanager/Contoso.WidgetManager/tspconfig.yaml b/specification/contosowidgetmanager/Contoso.WidgetManager/tspconfig.yaml
index 65c35522ba61..1bebabfe006b 100644
--- a/specification/contosowidgetmanager/Contoso.WidgetManager/tspconfig.yaml
+++ b/specification/contosowidgetmanager/Contoso.WidgetManager/tspconfig.yaml
@@ -1,4 +1,4 @@
-parameters:  
+parameters:
   "service-dir":
     default: "sdk/contosowidgetmanager"
   "dependencies":
@@ -18,7 +18,6 @@ options:
     output-file: "{azure-resource-provider-folder}/{service-name}/{version-status}/{version}/widgets.json"
   "@azure-tools/typespec-python":
     package-dir: "azure-contoso-widgetmanager"
-    package-mode: "dataplane"
     package-name: "{package-dir}"
   "@azure-tools/typespec-csharp":
     package-dir: "Azure.Template.Contoso"
diff --git a/specification/eventgrid/Azure.Messaging.EventGrid/tspconfig.yaml b/specification/eventgrid/Azure.Messaging.EventGrid/tspconfig.yaml
index 374d35816f88..a38092a177fb 100644
--- a/specification/eventgrid/Azure.Messaging.EventGrid/tspconfig.yaml
+++ b/specification/eventgrid/Azure.Messaging.EventGrid/tspconfig.yaml
@@ -17,7 +17,6 @@ options:
     emitter-output-dir: "{project-root}/../data-plane/Microsoft.EventGrid/preview/2023-06-01-preview"
   "@azure-tools/typespec-python":
     package-pprint-name: "\"Azure Event Grid\""
-    package-mode: "dataplane"
     package-version: 4.12.0b1
     package-dir: "azure-eventgrid"
     package-name: "{package-dir}"