diff --git a/exporters/prometheus/include/opentelemetry/exporters/prometheus/exporter_utils.h b/exporters/prometheus/include/opentelemetry/exporters/prometheus/exporter_utils.h
index 704fa37bac..fa3eedd2c4 100644
--- a/exporters/prometheus/include/opentelemetry/exporters/prometheus/exporter_utils.h
+++ b/exporters/prometheus/include/opentelemetry/exporters/prometheus/exporter_utils.h
@@ -66,7 +66,7 @@ class PrometheusExporterUtils
    *
    * @param raw_metric_unitName The raw metric unit for which Prometheus metric unit needs to be
    *     computed.
-   * @return the computed Prometheus metric unit equivalent of the OTLP metric un
+   * @return the computed Prometheus metric unit equivalent of the OTLP metric unit
    */
   static std::string GetEquivalentPrometheusUnit(const std::string &raw_metric_unitName);