diff --git a/api/server/router/build/build_routes.go b/api/server/router/build/build_routes.go
index 62bcf3f13d..acacfac2ed 100644
--- a/api/server/router/build/build_routes.go
+++ b/api/server/router/build/build_routes.go
@@ -231,8 +231,7 @@ func (br *buildRouter) postBuild(ctx context.Context, w http.ResponseWriter, r *
 	}
 
 	// check if the builder feature has been enabled from daemon as well.
-	if buildOptions.Version == types.BuilderBuildKit &&
-		(br.builderVersion != types.BuilderBuildKit || !br.daemon.HasExperimental()) {
+	if buildOptions.Version == types.BuilderBuildKit && br.builderVersion != types.BuilderBuildKit {
 		return errdefs.InvalidParameter(errors.New("buildkit is not enabled on daemon"))
 	}
 
diff --git a/api/server/router/session/session.go b/api/server/router/session/session.go
index de6d63008a..79ddc134e7 100644
--- a/api/server/router/session/session.go
+++ b/api/server/router/session/session.go
@@ -24,6 +24,6 @@ func (r *sessionRouter) Routes() []router.Route {
 
 func (r *sessionRouter) initRoutes() {
 	r.routes = []router.Route{
-		router.Experimental(router.NewPostRoute("/session", r.startSession)),
+		router.NewPostRoute("/session", r.startSession),
 	}
 }