diff --git a/src/influx.rs b/src/influx.rs
index b170927..b643902 100644
--- a/src/influx.rs
+++ b/src/influx.rs
@@ -140,7 +140,7 @@ macro_rules! measure {
     (@kv v, $meas:ident, $k:expr) => { measure!(@ea tag, $meas, "version", $k) };
     (@kv $t:tt, $meas:ident, $k:tt) => { measure!(@ea $t, $meas, stringify!($k), measure!(@as_expr $k)) };
     (@ea tag, $meas:ident, $k:expr, $v:expr) => { $meas = $meas.add_tag($k, $v); };
-    (@ea t, $meas:ident, $k:expr, $v:expr) => { $meas = $meas.add_tag($k, &$v); };
+    (@ea t, $meas:ident, $k:expr, $v:expr) => { $meas = $meas.add_tag($k, $v); };
     (@ea int, $meas:ident, $k:expr, $v:expr) => { $meas = $meas.add_field($k, $crate::influx::OwnedValue::Integer(AsI64::as_i64($v))) };
     (@ea i, $meas:ident, $k:expr, $v:expr) => { $meas = $meas.add_field($k, $crate::influx::OwnedValue::Integer(AsI64::as_i64($v))) };
     (@ea float, $meas:ident, $k:expr, $v:expr) => { $meas = $meas.add_field($k, $crate::influx::OwnedValue::Float(AsF64::as_f64($v))) };