diff --git a/src/Client.php b/src/Client.php
index 79da936..53ff59f 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -139,7 +139,7 @@ public function getLastMessage(): string
      * Increment a metric
      *
      * @param string|array $metrics    Metric(s) to increment
-     * @param int          $delta      Value to decrement the metric by
+     * @param int          $delta      Value to increment the metric by
      * @param float        $sampleRate Sample rate of metric
      * @param array        $tags       A list of metric tags values
      *
@@ -168,7 +168,7 @@ public function increment($metrics, int $delta = 1, float $sampleRate = 1, array
      * Decrement a metric
      *
      * @param string|array $metrics    Metric(s) to decrement
-     * @param int          $delta      Value to increment the metric by
+     * @param int          $delta      Value to decrement the metric by
      * @param float          $sampleRate Sample rate of metric
      * @param array        $tags       A list of metric tags values
      *
diff --git a/src/StatsDClient.php b/src/StatsDClient.php
index 090a439..e362257 100644
--- a/src/StatsDClient.php
+++ b/src/StatsDClient.php
@@ -15,7 +15,7 @@ interface StatsDClient
      * Increment a metric
      *
      * @param string|array $metrics    Metric(s) to increment
-     * @param int          $delta      Value to decrement the metric by
+     * @param int          $delta      Value to increment the metric by
      * @param float        $sampleRate Sample rate of metric
      * @param array        $tags       A list of metric tags values
      *
@@ -27,7 +27,7 @@ public function increment($metrics, int $delta = 1, float $sampleRate = 1, array
      * Decrement a metric
      *
      * @param string|array $metrics    Metric(s) to decrement
-     * @param int          $delta      Value to increment the metric by
+     * @param int          $delta      Value to decrement the metric by
      * @param float        $sampleRate Sample rate of metric
      * @param array        $tags       A list of metric tags values
      *