diff --git a/plugins/woocommerce/includes/wc-conditional-functions.php b/plugins/woocommerce/includes/wc-conditional-functions.php
index 1cb0cca5bad..070ec53b686 100644
--- a/plugins/woocommerce/includes/wc-conditional-functions.php
+++ b/plugins/woocommerce/includes/wc-conditional-functions.php
@@ -256,6 +256,18 @@ if ( ! function_exists( 'is_lost_password_page' ) ) {
 	}
 }
 
+if ( ! function_exists( 'is_ajax' ) ) {
+
+	/**
+	 * Is_ajax - Returns true when the page is loaded via ajax.
+	 *
+	 * @return bool
+	 */
+	function is_ajax() {
+		return function_exists( 'wp_doing_ajax' ) ? wp_doing_ajax() : Constants::is_defined( 'DOING_AJAX' );
+	}
+}
+
 if ( ! function_exists( 'is_store_notice_showing' ) ) {
 
 	/**
diff --git a/plugins/woocommerce/includes/wc-deprecated-functions.php b/plugins/woocommerce/includes/wc-deprecated-functions.php
index fe195c292a5..71c00b38513 100644
--- a/plugins/woocommerce/includes/wc-deprecated-functions.php
+++ b/plugins/woocommerce/includes/wc-deprecated-functions.php
@@ -1123,17 +1123,3 @@ function get_woocommerce_term_meta( $term_id, $key, $single = true ) {
 	wc_deprecated_function( 'get_woocommerce_term_meta', '3.6', 'get_term_meta' );
 	return function_exists( 'get_term_meta' ) ? get_term_meta( $term_id, $key, $single ) : get_metadata( 'woocommerce_term', $term_id, $key, $single );
 }
-
-if ( ! function_exists( 'is_ajax' ) ) {
-
-	/**
-	 * Is_ajax - Returns true when the page is loaded via ajax.
-	 *
-	 * @deprecated 6.1.0
-	 * @return bool
-	 */
-	function is_ajax() {
-		wc_deprecated_function( 'is_ajax', '6.1.0', 'wp_doing_ajax' );
-		return function_exists( 'wp_doing_ajax' ) ? wp_doing_ajax() : Constants::is_defined( 'DOING_AJAX' );
-	}
-}