diff --git a/lib/nodes.js b/lib/nodes.js
index 1e9143e3..8c3c0fc2 100644
--- a/lib/nodes.js
+++ b/lib/nodes.js
@@ -1541,7 +1541,7 @@
         _results = [];
         for (i = 0, _len = _ref4.length; i < _len; i++) {
           item = _ref4[i];
-          _results.push((i ? ref : sub) + cmp + item.compile(o, LEVEL_OP));
+          _results.push((i ? ref : sub) + cmp + item.compile(o, LEVEL_ACCESS));
         }
         return _results;
       }).call(this);
diff --git a/src/nodes.coffee b/src/nodes.coffee
index b899f022..b4fd9700 100644
--- a/src/nodes.coffee
+++ b/src/nodes.coffee
@@ -1376,7 +1376,7 @@ exports.In = class In extends Base
     [sub, ref] = @object.cache o, LEVEL_OP
     [cmp, cnj] = if @negated then [' !== ', ' && '] else [' === ', ' || ']
     tests = for item, i in @array.base.objects
-      (if i then ref else sub) + cmp + item.compile o, LEVEL_OP
+      (if i then ref else sub) + cmp + item.compile o, LEVEL_ACCESS
     return 'false' if tests.length is 0
     tests = tests.join cnj
     if o.level < LEVEL_OP then tests else "(#{tests})"
diff --git a/test/operators.coffee b/test/operators.coffee
index ead257e5..abdb9529 100644
--- a/test/operators.coffee
+++ b/test/operators.coffee
@@ -187,11 +187,16 @@ test "#768: `in` should preserve evaluation order", ->
 test "#1099: empty array after `in` should compile to `false`", ->
   eq 1, [5 in []].length
   eq false, do -> return 0 in []
-  
+
 test "#1354: optimized `in` checks should not happen when splats are present", ->
   a = [6, 9]
   eq 9 in [3, a...], true
 
+test "#1100: precedence in or-test compilation of `in`", ->
+  ok 0 in [1 and 0]
+  ok 0 in [1, 1 and 0]
+  ok not (0 in [1, 0 or 1])
+
 
 # Chained Comparison