diff --git a/src/metrics.rs b/src/metrics.rs
index 5f2e61a..92e114e 100644
--- a/src/metrics.rs
+++ b/src/metrics.rs
@@ -3,7 +3,7 @@ use std::io;
 use std::net::SocketAddr;
 use tiny_http;
 
-pub use prometheus::{HistogramOpts, HistogramTimer, HistogramVec, IntCounter as Counter,
+pub use prometheus::{GaugeVec, HistogramOpts, HistogramTimer, HistogramVec, IntCounter as Counter,
                      IntGauge as Gauge, Opts as MetricOpts};
 
 use util::spawn_thread;
@@ -33,6 +33,12 @@ impl Metrics {
         g
     }
 
+    pub fn gauge_vec(&self, opts: prometheus::Opts, labels: &[&str]) -> GaugeVec {
+        let g = GaugeVec::new(opts, labels).unwrap();
+        self.reg.register(Box::new(g.clone())).unwrap();
+        g
+    }
+
     pub fn histogram_vec(&self, opts: prometheus::HistogramOpts, labels: &[&str]) -> HistogramVec {
         let h = HistogramVec::new(opts, labels).unwrap();
         self.reg.register(Box::new(h.clone())).unwrap();