diff --git a/src/harness/fourslash.ts b/src/harness/fourslash.ts
index c8c1643b0e0..28e2659418f 100644
--- a/src/harness/fourslash.ts
+++ b/src/harness/fourslash.ts
@@ -4681,6 +4681,9 @@ namespace FourSlashInterface {
             ];
         }
 
+        export const typeAssertionKeywords: ReadonlyArray<ExpectedCompletionEntry> =
+            globalTypesPlus([keywordEntry("const")]);
+
         function getInJsKeywords(keywords: ReadonlyArray<ExpectedCompletionEntryObject>): ReadonlyArray<ExpectedCompletionEntryObject> {
             return keywords.filter(keyword => {
                 switch (keyword.name) {
diff --git a/tests/cases/fourslash/completionListAsConst.ts b/tests/cases/fourslash/completionListAsConst.ts
deleted file mode 100644
index 3a8b706cea2..00000000000
--- a/tests/cases/fourslash/completionListAsConst.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-/// <reference path='fourslash.ts'/>
-
-////const a = {
-////  b: 42 as con/*0*/
-////};
-////
-////1 as con/*1*/
-////
-////const b = 42 as /*2*/
-
-verify.completions({ marker: test.markers(), includes: [{ name: "const", sortText: completion.SortText.GlobalsOrKeywords }] });
diff --git a/tests/cases/fourslash/completionsTypeAssertionKeywords.ts b/tests/cases/fourslash/completionsTypeAssertionKeywords.ts
new file mode 100644
index 00000000000..100ab6e51e2
--- /dev/null
+++ b/tests/cases/fourslash/completionsTypeAssertionKeywords.ts
@@ -0,0 +1,13 @@
+/// <reference path='fourslash.ts'/>
+
+////const a = {
+////  b: 42 as /*0*/
+////};
+////
+////1 as /*1*/
+////
+////const b = 42 as /*2*/
+////
+////var c = </*3*/>42
+
+verify.completions({ marker: test.markers(), exact: completion.typeAssertionKeywords });
diff --git a/tests/cases/fourslash/fourslash.ts b/tests/cases/fourslash/fourslash.ts
index 05799a15642..47c835d9c88 100644
--- a/tests/cases/fourslash/fourslash.ts
+++ b/tests/cases/fourslash/fourslash.ts
@@ -696,6 +696,7 @@ declare namespace completion {
     export const typeKeywords: ReadonlyArray<Entry>;
     export const globalTypes: ReadonlyArray<Entry>;
     export function globalTypesPlus(plus: ReadonlyArray<FourSlashInterface.ExpectedCompletionEntry>): ReadonlyArray<Entry>;
+    export const typeAssertionKeywords: ReadonlyArray<Entry>;
     export const classElementKeywords: ReadonlyArray<Entry>;
     export const classElementInJsKeywords: ReadonlyArray<Entry>;
     export const constructorParameterKeywords: ReadonlyArray<Entry>;