diff --git a/src/lips.js b/src/lips.js
index 48579745..3db49bb1 100644
--- a/src/lips.js
+++ b/src/lips.js
@@ -4686,11 +4686,11 @@ function transform_syntax(options = {}) {
         }
         return expr;
     }
-    function have_binding(biding, skip_nulls) {
-        const values = Object.values(biding);
-        const symbols = Object.getOwnPropertySymbols(biding);
+    function have_binding(binding, skip_nulls) {
+        const values = Object.values(binding);
+        const symbols = Object.getOwnPropertySymbols(binding);
         if (symbols.length) {
-            values.push(...symbols.map(x => biding[x]));
+            values.push(...symbols.map(x => binding[x]));
         }
         return values.length && values.every(x => {
             if (x === null) {
diff --git a/tests/parametrize.scm b/tests/parametrize.scm
index 88db09c5..8f3ea3e8 100644
--- a/tests/parametrize.scm
+++ b/tests/parametrize.scm
@@ -47,7 +47,7 @@
 
 (test "parametrize: force/delay"
       (lambda (t)
-        ;; example taked from SRFI-155
+        ;; example taken from SRFI-155
         (t.is (let ()
                 (define x (make-parameter 1))
                 (define p (delay (x)))