diff --git a/docs/resources/project_environment_variables.md b/docs/resources/project_environment_variables.md
index eb6330ca..99f59d64 100644
--- a/docs/resources/project_environment_variables.md
+++ b/docs/resources/project_environment_variables.md
@@ -75,7 +75,7 @@ resource "vercel_project_environment_variables" "example" {
 Required:
 
 - `key` (String) The name of the Environment Variable.
-- `value` (String) The value of the Environment Variable.
+- `value` (String, Sensitive) The value of the Environment Variable.
 
 Optional:
 
diff --git a/vercel/resource_project_environment_variables.go b/vercel/resource_project_environment_variables.go
index 3c7e7d11..5c938df1 100644
--- a/vercel/resource_project_environment_variables.go
+++ b/vercel/resource_project_environment_variables.go
@@ -98,7 +98,7 @@ At this time you cannot use a Vercel Project resource with in-line ` + "`environ
 						"value": schema.StringAttribute{
 							Required:    true,
 							Description: "The value of the Environment Variable.",
-							// Sensitive:   true,
+							Sensitive:   true,
 						},
 						"target": schema.SetAttribute{
 							Optional:    true,