diff --git a/engine/parser.c b/engine/parser.c
index 9f7051e..b991eaa 100644
--- a/engine/parser.c
+++ b/engine/parser.c
@@ -176,14 +176,15 @@ static const ph7_expr_op aOpTable[] = {
 	{ {"!", sizeof(char)},                 EXPR_OP_LOGNOT,    4, EXPR_OP_ASSOC_RIGHT, PH7_OP_LNOT },
 	{ {"@", sizeof(char)},                 EXPR_OP_ALT,       4, EXPR_OP_ASSOC_RIGHT, PH7_OP_ERR_CTRL},
 	/* Cast operators */
-	{ {"(int)",    sizeof("(int)") - 1   }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_INT  },
-	{ {"(bool)",   sizeof("(bool)") - 1  }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_BOOL },
-	{ {"(char)",   sizeof("(char)") - 1  }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_CHAR },
-	{ {"(string)", sizeof("(string)") - 1}, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_STR  },
-	{ {"(float)",  sizeof("(float)") - 1 }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_REAL },
-	{ {"(array)",  sizeof("(array)") - 1 }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_ARRAY},
-	{ {"(object)", sizeof("(object)") - 1}, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_OBJ  },
-	{ {"(void)",   sizeof("(void)") - 1  }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_VOID },
+	{ {"(int)",      sizeof("(int)") - 1   }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_INT  },
+	{ {"(bool)",     sizeof("(bool)") - 1  }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_BOOL },
+	{ {"(char)",     sizeof("(char)") - 1  }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_CHAR },
+	{ {"(string)",   sizeof("(string)") - 1}, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_STR  },
+	{ {"(float)",    sizeof("(float)") - 1 }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_REAL },
+	{ {"(array)",    sizeof("(array)") - 1 }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_ARRAY},
+	{ {"(object)",   sizeof("(object)") - 1}, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_OBJ  },
+	{ {"(callback)", sizeof("(callback") - 1}, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_CALL},
+	{ {"(void)",     sizeof("(void)") - 1  }, EXPR_OP_TYPECAST, 4, EXPR_OP_ASSOC_RIGHT, PH7_OP_CVT_VOID },
 	/* Binary operators */
 	/* Precedence 7,left-associative */
 	{ {"instanceof", sizeof("instanceof") - 1}, EXPR_OP_INSTOF, 7, EXPR_OP_NON_ASSOC, PH7_OP_IS_A},