diff --git a/projects/packages/waf/src/class-compatibility.php b/projects/packages/waf/src/class-compatibility.php
index 0e3b93f769cd6..567e0d0381843 100644
--- a/projects/packages/waf/src/class-compatibility.php
+++ b/projects/packages/waf/src/class-compatibility.php
@@ -346,13 +346,16 @@ public static function update_option_waf_ip_lists_enabled( $old_value, $value )
 	 * @param mixed $value     The new value of the option.
 	 */
 	public static function update_option_waf_ip_allow_list_enabled( $old_value, $value ) {
-		$block_list_enabled    = Jetpack_Options::get_raw_option( Waf_Rules_Manager::IP_BLOCK_LIST_ENABLED_OPTION_NAME, false );
+		$block_list_enabled = Jetpack_Options::get_raw_option( Waf_Rules_Manager::IP_BLOCK_LIST_ENABLED_OPTION_NAME, false );
+		// @phan-suppress-next-line PhanDeprecatedClassConstant -- Needed for backwards compatibility.
 		$legacy_option_enabled = Jetpack_Options::get_raw_option( Waf_Rules_Manager::IP_LISTS_ENABLED_OPTION_NAME, false );
 
 		if ( $value && ! $legacy_option_enabled ) {
+			// @phan-suppress-next-line PhanDeprecatedClassConstant -- Needed for backwards compatibility.
 			update_option( Waf_Rules_Manager::IP_LISTS_ENABLED_OPTION_NAME, true );
 		}
 		if ( ! $value && ! $block_list_enabled ) {
+			// @phan-suppress-next-line PhanDeprecatedClassConstant -- Needed for backwards compatibility.
 			update_option( Waf_Rules_Manager::IP_LISTS_ENABLED_OPTION_NAME, false );
 		}
 	}
@@ -366,12 +369,15 @@ public static function update_option_waf_ip_allow_list_enabled( $old_value, $val
 	 * @param mixed $value     The new value of the option.
 	 */
 	public static function update_option_waf_ip_block_list_enabled( $old_value, $value ) {
-		$allow_list_enabled    = Jetpack_Options::get_raw_option( Waf_Rules_Manager::IP_ALLOW_LIST_ENABLED_OPTION_NAME, false );
+		$allow_list_enabled = Jetpack_Options::get_raw_option( Waf_Rules_Manager::IP_ALLOW_LIST_ENABLED_OPTION_NAME, false );
+		// @phan-suppress-next-line PhanDeprecatedClassConstant -- Needed for backwards compatibility.
 		$legacy_option_enabled = Jetpack_Options::get_raw_option( Waf_Rules_Manager::IP_LISTS_ENABLED_OPTION_NAME, false );
 		if ( $value && ! $legacy_option_enabled ) {
+			// @phan-suppress-next-line PhanDeprecatedClassConstant -- Needed for backwards compatibility.
 			update_option( Waf_Rules_Manager::IP_LISTS_ENABLED_OPTION_NAME, true );
 		}
 		if ( ! $value && ! $allow_list_enabled ) {
+			// @phan-suppress-next-line PhanDeprecatedClassConstant -- Needed for backwards compatibility.
 			update_option( Waf_Rules_Manager::IP_LISTS_ENABLED_OPTION_NAME, false );
 		}
 	}