diff --git a/types/adone/glosses/datetime.d.ts b/types/adone/glosses/datetime.d.ts
index 417f706d95..5ce320f613 100644
--- a/types/adone/glosses/datetime.d.ts
+++ b/types/adone/glosses/datetime.d.ts
@@ -731,9 +731,6 @@ declare namespace adone {
                  */
                 creationData(): DatetimeCreationData;
 
-                /**
-                 *
-                 */
                 parsingFlags(): DatetimeParsingFlags;
 
                 /**
diff --git a/types/cli/cli-tests.ts b/types/cli/cli-tests.ts
index 294cb7dd8b..2a88a216db 100644
--- a/types/cli/cli-tests.ts
+++ b/types/cli/cli-tests.ts
@@ -52,7 +52,8 @@ cli.main(function (args, options) {
                 }
                 return str;
             }
-            for (i = 0, l = this.argc; i < l; i++) {
+            var l: number = this.argc;
+            for (i = 0; i < l; i++) {
                 args[i] = escape(args[i]);
             }
             options.separator = escape(options.separator);
diff --git a/types/content-type/index.d.ts b/types/content-type/index.d.ts
index 5ff4ae7ff1..c81c78c966 100644
--- a/types/content-type/index.d.ts
+++ b/types/content-type/index.d.ts
@@ -18,7 +18,7 @@ export interface MediaType {
 }
 
 export interface RequestLike {
-    headers: {[header: string]: string | string[]};
+    headers: {[header: string]: string | string[] | undefined};
 }
 
 export interface ResponseLike {
diff --git a/types/ember/test/array-proxy.ts b/types/ember/test/array-proxy.ts
index 280ab52ded..3573a08139 100755
--- a/types/ember/test/array-proxy.ts
+++ b/types/ember/test/array-proxy.ts
@@ -21,6 +21,6 @@ class MyNewProxy<T> extends Ember.ArrayProxy<T> {
     isNew = true;
 }
 
-let x: MyNewProxy<number> = MyNewProxy.create({ content: Ember.A([1, 2, 3]) });
+let x: MyNewProxy<number> = MyNewProxy.create<MyNewProxy<number>, {}, {content: Ember.NativeArray<number>}>({ content: Ember.A([1, 2, 3]) });
 assertType<number | undefined>(x.get('firstObject'));
 assertType<boolean>(x.isNew);
diff --git a/types/negotiator/index.d.ts b/types/negotiator/index.d.ts
index c4d713ac5c..5f665331e3 100644
--- a/types/negotiator/index.d.ts
+++ b/types/negotiator/index.d.ts
@@ -78,6 +78,6 @@ declare class Negotiator {
 
 declare namespace Negotiator {
     interface Headers {
-        [key: string]: string | string[];
+        [key: string]: string | string[] | undefined;
     }
 }
diff --git a/types/viewporter/viewporter-tests.ts b/types/viewporter/viewporter-tests.ts
index 9c720bec65..15997f9425 100644
--- a/types/viewporter/viewporter-tests.ts
+++ b/types/viewporter/viewporter-tests.ts
@@ -45,12 +45,12 @@ function test_swipey() {
     function rainbow(numOfSteps, step) {
             var r, g, b, h = step / numOfSteps, i = ~~(h * 6), f = h * 6 - i, q = 1 - f;
         switch (i % 6) {
-            case 0: r = 1, g = f, b = 0; break;
-            case 1: r = q, g = 1, b = 0; break;
-            case 2: r = 0, g = 1, b = f; break;
-            case 3: r = 0, g = q, b = 1; break;
-            case 4: r = f, g = 0, b = 1; break;
-            case 5: r = 1, g = 0, b = q; break;
+            case 0: r = 1; g = f; b = 0; break;
+            case 1: r = q; g = 1; b = 0; break;
+            case 2: r = 0; g = 1; b = f; break;
+            case 3: r = 0; g = q; b = 1; break;
+            case 4: r = f; g = 0; b = 1; break;
+            case 5: r = 1; g = 0; b = q; break;
         }
         return [((~ ~(r * 255))), (~ ~(g * 255)), (~ ~(b * 255))];
     }
@@ -171,4 +171,4 @@ function test_swipey() {
         }, 16);
 
     });
-}
\ No newline at end of file
+}