diff --git a/package-lock.json b/package-lock.json
index 6947f9f5..243195ce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15498,7 +15498,7 @@
     },
     "plugins/dotnet-auth-core-identity": {
       "name": "@amplication/plugin-dotnet-auth-core-identity",
-      "version": "0.1.2",
+      "version": "0.1.3",
       "license": "Apache-2.0",
       "devDependencies": {
         "@amplication/code-gen-types": "2.0.37",
diff --git a/plugins/dotnet-auth-core-identity/package.json b/plugins/dotnet-auth-core-identity/package.json
index f36e4246..bcc91a9b 100644
--- a/plugins/dotnet-auth-core-identity/package.json
+++ b/plugins/dotnet-auth-core-identity/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@amplication/plugin-dotnet-auth-core-identity",
-  "version": "0.1.2",
+  "version": "0.1.3",
   "description": "Add Authentication and Authorization to your .NET Services",
   "main": "dist/index.js",
   "nx": {},
diff --git a/plugins/dotnet-auth-core-identity/src/core/create-seed-development-data.ts b/plugins/dotnet-auth-core-identity/src/core/create-seed-development-data.ts
index a1107c84..248a0814 100644
--- a/plugins/dotnet-auth-core-identity/src/core/create-seed-development-data.ts
+++ b/plugins/dotnet-auth-core-identity/src/core/create-seed-development-data.ts
@@ -25,36 +25,41 @@ export function CreateSeedDevelopmentDataBody(
         namespace: `${resourceName}.Infrastructure`,
       }),
     ],
-    code: `var context = serviceProvider.GetRequiredService<${resourceName}DbContext>();
+    code: `
+      var context = serviceProvider.GetRequiredService<${resourceName}DbContext>();
+      var userStore = new UserStore<IdentityUser>(context);
+      var usernameValue = "${seedUserEmail}";
+      var passwordValue = "${seedUserPassword}";
+
+      var existingUser = await userStore.FindByEmailAsync(usernameValue);
+      if (existingUser != null)
+      {
+        return;
+      }
+         
+      var user = new IdentityUser
+      {
+          Email = usernameValue,
+          UserName = usernameValue,
+          NormalizedUserName = usernameValue.ToUpperInvariant(),
+          NormalizedEmail = usernameValue.ToUpperInvariant(),
+      };
+      var password = new PasswordHasher<IdentityUser>();
+      var hashed = password.HashPassword(user, passwordValue);
+      user.PasswordHash = hashed;
+      await userStore.CreateAsync(user);
+      
       var amplicationRoles = configuration
           .GetSection("AmplicationRoles")
           .AsEnumerable()
           .Where(x => x.Value != null)
           .Select(x => x.Value.ToString())
           .ToArray();
-
-          var usernameValue = "${seedUserEmail}";
-          var passwordValue = "${seedUserPassword}";
-          var user = new IdentityUser
-          {
-              Email = usernameValue,
-              UserName = usernameValue,
-              NormalizedUserName = usernameValue.ToUpperInvariant(),
-              NormalizedEmail = usernameValue.ToUpperInvariant(),
-          };
- 
-          var password = new PasswordHasher<IdentityUser>();
-          var hashed = password.HashPassword(user, passwordValue);
-          user.PasswordHash = hashed;
-          var userStore = new UserStore<IdentityUser>(context);
-          await userStore.CreateAsync(user);
-          var _roleManager = serviceProvider.GetRequiredService<RoleManager<IdentityRole>>();
-      
-          foreach (var role in amplicationRoles)
-          {
-              await userStore.AddToRoleAsync(user, _roleManager.NormalizeKey(role));
-          }
-      
+      var _roleManager = serviceProvider.GetRequiredService<RoleManager<IdentityRole>>();
+      foreach (var role in amplicationRoles)
+      {
+          await userStore.AddToRoleAsync(user, _roleManager.NormalizeKey(role));
+      }
       
       await context.SaveChangesAsync();`,
   });