1 files changed, 4 insertions, 0 deletions
diff --git a/kamon-core/src/main/scala/kamon/metric/instrument/Gauge.scala b/kamon-core/src/main/scala/kamon/metric/instrument/Gauge.scala
index 80214510..61b53df2 100644
--- a/kamon-core/src/main/scala/kamon/metric/instrument/Gauge.scala
+++ b/kamon-core/src/main/scala/kamon/metric/instrument/Gauge.scala
@@ -55,6 +55,10 @@ object Gauge {
   implicit def functionZeroAsCurrentValueCollector(f: () ⇒ Long): CurrentValueCollector = new CurrentValueCollector {
     def currentValue: Long = f.apply()
   }
+
+  implicit def callByNameLongAsCurrentValueCollector(f: ⇒ Long): CurrentValueCollector = new CurrentValueCollector {
+    def currentValue: Long = f
+  }
 }
 
 /**