diff --git a/wp-includes/rest-api.php b/wp-includes/rest-api.php
index 8c252b4d1c..ad9bf62b2e 100644
--- a/wp-includes/rest-api.php
+++ b/wp-includes/rest-api.php
@@ -1068,18 +1068,18 @@ function rest_validate_value_from_schema( $value, $args, $param = '' ) {
 		if ( isset( $args['minimum'] ) && ! isset( $args['maximum'] ) ) {
 			if ( ! empty( $args['exclusiveMinimum'] ) && $value <= $args['minimum'] ) {
 				/* translators: 1: parameter, 2: minimum number */
-				return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must be greater than %2$d (exclusive)' ), $param, $args['minimum'] ) );
+				return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must be greater than %2$d' ), $param, $args['minimum'] ) );
 			} elseif ( empty( $args['exclusiveMinimum'] ) && $value < $args['minimum'] ) {
 				/* translators: 1: parameter, 2: minimum number */
-				return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must be greater than %2$d (inclusive)' ), $param, $args['minimum'] ) );
+				return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must be greater than or equal to %2$d' ), $param, $args['minimum'] ) );
 			}
 		} elseif ( isset( $args['maximum'] ) && ! isset( $args['minimum'] ) ) {
 			if ( ! empty( $args['exclusiveMaximum'] ) && $value >= $args['maximum'] ) {
 				/* translators: 1: parameter, 2: maximum number */
-				return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must be less than %2$d (exclusive)' ), $param, $args['maximum'] ) );
+				return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must be less than %2$d' ), $param, $args['maximum'] ) );
 			} elseif ( empty( $args['exclusiveMaximum'] ) && $value > $args['maximum'] ) {
 				/* translators: 1: parameter, 2: maximum number */
-				return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must be less than %2$d (inclusive)' ), $param, $args['maximum'] ) );
+				return new WP_Error( 'rest_invalid_param', sprintf( __( '%1$s must be less than or equal to %2$d' ), $param, $args['maximum'] ) );
 			}
 		} elseif ( isset( $args['maximum'] ) && isset( $args['minimum'] ) ) {
 			if ( ! empty( $args['exclusiveMinimum'] ) && ! empty( $args['exclusiveMaximum'] ) ) {
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 596f422ac5..695c06f715 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.8-alpha-39895';
+$wp_version = '4.8-alpha-39896';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.