diff --git a/src/ProjectTemplates/Web.ProjectTemplates/content/WebApi-CSharp/Program.cs b/src/ProjectTemplates/Web.ProjectTemplates/content/WebApi-CSharp/Program.cs
index 05bd50938689..5c53385a9fcb 100644
--- a/src/ProjectTemplates/Web.ProjectTemplates/content/WebApi-CSharp/Program.cs
+++ b/src/ProjectTemplates/Web.ProjectTemplates/content/WebApi-CSharp/Program.cs
@@ -43,6 +43,7 @@
 
 builder.Services.AddControllers();
 #if (EnableOpenAPI)
+builder.Services.AddEndpointsApiExplorer();
 builder.Services.AddSwaggerGen(c =>
 {
     c.SwaggerDoc("v1", new() { Title = "Company.WebApplication1", Version = "v1" });