diff --git a/make-linux.mk b/make-linux.mk
index 708ae8cc5..ede843c5f 100644
--- a/make-linux.mk
+++ b/make-linux.mk
@@ -9,7 +9,7 @@ ifeq ($(origin CXX),default)
 	CXX:=$(shell if [ -e /opt/rh/devtoolset-8/root/usr/bin/g++ ]; then echo /opt/rh/devtoolset-8/root/usr/bin/g++; else echo $(CXX); fi)
 endif
 
-INCLUDES?=-Izeroidc/target -isystem ext
+INCLUDES?=-Izeroidc/target -isystem ext -Iext/prometheus-cpp-lite-1.0/core/include -Iext-prometheus-cpp-lite-1.0/3rdparty/http-client-lite/include -Iext/prometheus-cpp-lite-1.0/simpleapi/include
 DEFS?=
 LDLIBS?=
 DESTDIR?=
diff --git a/make-mac.mk b/make-mac.mk
index 5c00fb0c0..20656f69b 100644
--- a/make-mac.mk
+++ b/make-mac.mk
@@ -2,7 +2,7 @@ CC=clang
 CXX=clang++
 TOPDIR=$(shell PWD)
 
-INCLUDES=-I$(shell PWD)/zeroidc/target -isystem $(TOPDIR)/ext
+INCLUDES=-I$(shell PWD)/zeroidc/target -isystem $(TOPDIR)/ext  -I$(TOPDIR)/ext/prometheus-cpp-lite-1.0/core/include -I$(TOPDIR)/ext-prometheus-cpp-lite-1.0/3rdparty/http-client-lite/include -I$(TOPDIR)/ext/prometheus-cpp-lite-1.0/simpleapi/include
 DEFS=
 LIBS=
 ARCH_FLAGS=-arch x86_64 -arch arm64 
diff --git a/service/OneService.cpp b/service/OneService.cpp
index 5864f2075..460389cbb 100644
--- a/service/OneService.cpp
+++ b/service/OneService.cpp
@@ -87,6 +87,19 @@
 #include "../ext/http-parser/http_parser.h"
 #endif
 
+#include <prometheus/simpleapi.h>
+
+namespace prometheus {
+  namespace simpleapi {
+
+    std::shared_ptr<Registry> registry_ptr = std::make_shared<Registry>();
+    Registry&                 registry = *registry_ptr;
+    SaveToFile saver(registry_ptr, std::chrono::seconds(5), std::string("./metrics.prom"));
+
+  }
+}
+
+
 #if ZT_VAULT_SUPPORT
 extern "C" {
 #include <curl/curl.h>