diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index cf3c3a0d1..d805473c7 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -3667,7 +3667,7 @@ function wp_allowed_protocols() {
  * @param string $ignore_class A class to ignore all function calls within - useful when you want to just give info about the callee
  * @param string $skip_frames A number of stack frames to skip - useful for unwinding back to the source of the issue
  * @param bool $pretty Whether or not you want a comma separated string or raw array returned
- * @return string|array Either a string containing a reversed comma seperated trace or an array of individual calls.
+ * @return string|array Either a string containing a reversed comma separated trace or an array of individual calls.
  */
 function wp_debug_backtrace_summary( $ignore_class = null, $skip_frames = 0, $pretty = true ) {
 	$trace  = debug_backtrace( false );