diff --git a/features.txt b/features.txt
index 257f379ee65..daf629d03fd 100644
--- a/features.txt
+++ b/features.txt
@@ -85,6 +85,10 @@ json-superset
 # https://github.com/tc39/proposal-intl-locale
 Intl.Locale
 
+# `export * as namespace from module` consensus PR
+# https://github.com/tc39/ecma262/pull/1174
+export-star-as-namespace-from-module
+
 # Standard language features
 #
 # Language features that have been included in a published version of the
diff --git a/test/language/module-code/early-dup-export-as-star-as.js b/test/language/module-code/early-dup-export-as-star-as.js
index 4610f5e691a..f188fde066a 100644
--- a/test/language/module-code/early-dup-export-as-star-as.js
+++ b/test/language/module-code/early-dup-export-as-star-as.js
@@ -5,7 +5,7 @@ esid: sec-module-semantics-static-semantics-early-errors
 description: >
     It is a Syntax Error if the ExportedNames of ModuleItemList contains any
     duplicate entries.
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 negative:
   phase: parse
   type: SyntaxError
diff --git a/test/language/module-code/early-dup-export-star-as-dflt.js b/test/language/module-code/early-dup-export-star-as-dflt.js
index dfff197682b..3d8e8ce7871 100644
--- a/test/language/module-code/early-dup-export-star-as-dflt.js
+++ b/test/language/module-code/early-dup-export-star-as-dflt.js
@@ -5,7 +5,7 @@ esid: sec-module-semantics-static-semantics-early-errors
 description: >
     It is a Syntax Error if the ExportedNames of ModuleItemList contains any
     duplicate entries.
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 negative:
   phase: parse
   type: SyntaxError
diff --git a/test/language/module-code/eval-rqstd-once.js b/test/language/module-code/eval-rqstd-once.js
index 391456d93bf..b9ddb863ab8 100644
--- a/test/language/module-code/eval-rqstd-once.js
+++ b/test/language/module-code/eval-rqstd-once.js
@@ -12,7 +12,7 @@ info: |
        b. Perform ? requiredModule.ModuleEvaluation().
     [...]
 includes: [fnGlobalObject.js]
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 ---*/
 
 import {} from './eval-rqstd-once_FIXTURE.js';
diff --git a/test/language/module-code/eval-rqstd-order.js b/test/language/module-code/eval-rqstd-order.js
index 18ed878b119..d15cb55b643 100644
--- a/test/language/module-code/eval-rqstd-order.js
+++ b/test/language/module-code/eval-rqstd-order.js
@@ -15,7 +15,7 @@ info: |
     16. Let result be the result of evaluating module.[[ECMAScriptCode]].
     [...]
 includes: [fnGlobalObject.js]
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 ---*/
 
 assert.sameValue(fnGlobalObject().test262, '123456789');
diff --git a/test/language/module-code/eval-self-once.js b/test/language/module-code/eval-self-once.js
index 4270f9f88ef..d6f595dc603 100644
--- a/test/language/module-code/eval-self-once.js
+++ b/test/language/module-code/eval-self-once.js
@@ -21,7 +21,7 @@ info: |
        c. Set index to ? InnerModuleEvaluation(requiredModule, stack, index).
     [...]
 includes: [fnGlobalObject.js]
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 ---*/
 
 import {} from './eval-self-once.js';
diff --git a/test/language/module-code/instn-once.js b/test/language/module-code/instn-once.js
index ad8e3f0fed6..040ee3a0cb6 100644
--- a/test/language/module-code/instn-once.js
+++ b/test/language/module-code/instn-once.js
@@ -20,7 +20,7 @@ info: |
       a. Let requiredModule be ? HostResolveImportedModule(module, required).
       b. Set index to ? InnerModuleInstantiation(requiredModule, stack, index).
     [...]
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 ---*/
 
 import {} from './instn-once.js';
diff --git a/test/language/module-code/instn-star-as-props-dflt-skip.js b/test/language/module-code/instn-star-as-props-dflt-skip.js
index d9e1e1f32a8..b4532452cc8 100644
--- a/test/language/module-code/instn-star-as-props-dflt-skip.js
+++ b/test/language/module-code/instn-star-as-props-dflt-skip.js
@@ -40,7 +40,7 @@ info: |
   c. For each element n of starNames, do
   i. If SameValue(n, "default") is false, then
   [...]
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
   ---*/
 
 import named from './instn-star-props-dflt-skip-star-as-named_FIXTURE.js';
diff --git a/test/language/module-code/instn-star-props-nrml.js b/test/language/module-code/instn-star-props-nrml.js
index cd845b83fae..3a595536d18 100644
--- a/test/language/module-code/instn-star-props-nrml.js
+++ b/test/language/module-code/instn-star-props-nrml.js
@@ -24,7 +24,7 @@ info: |
           iii. If resolution is not "ambiguous", append name to
                unambiguousNames.
        d. Let namespace be ModuleNamespaceCreate(module, unambiguousNames).
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 ---*/
 
 import * as ns from './instn-star-props-nrml-1_FIXTURE.js';
diff --git a/test/language/module-code/namespace/internals/get-nested-namespace-dflt-skip.js b/test/language/module-code/namespace/internals/get-nested-namespace-dflt-skip.js
index 5255fb413ee..c2cb7794ddf 100644
--- a/test/language/module-code/namespace/internals/get-nested-namespace-dflt-skip.js
+++ b/test/language/module-code/namespace/internals/get-nested-namespace-dflt-skip.js
@@ -25,8 +25,8 @@ info: |
                unambiguousNames.
        d. Let namespace be ModuleNamespaceCreate(module, unambiguousNames).
   [...]
-flags: [module]
-  ---*/
+flags: [module, export-star-as-namespace-from-module]
+---*/
 
 import * as namedns1 from './get-nested-namespace-dflt-skip-named_FIXTURE.js';
 import * as productionns1 from './get-nested-namespace-dflt-skip-prod_FIXTURE.js';
diff --git a/test/language/module-code/namespace/internals/get-nested-namespace-props-nrml.js b/test/language/module-code/namespace/internals/get-nested-namespace-props-nrml.js
index 4d40ee0b9b9..a05b9f2c5d2 100644
--- a/test/language/module-code/namespace/internals/get-nested-namespace-props-nrml.js
+++ b/test/language/module-code/namespace/internals/get-nested-namespace-props-nrml.js
@@ -24,7 +24,7 @@ info: |
           iii. If resolution is not "ambiguous", append name to
                unambiguousNames.
        d. Let namespace be ModuleNamespaceCreate(module, unambiguousNames).
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 ---*/
 
 import * as ns from './get-nested-namespace-props-nrml-1_FIXTURE.js';
diff --git a/test/language/module-code/parse-err-semi-export-star.js b/test/language/module-code/parse-err-semi-export-star.js
index 7839e3c71ff..72ff081f6ae 100644
--- a/test/language/module-code/parse-err-semi-export-star.js
+++ b/test/language/module-code/parse-err-semi-export-star.js
@@ -18,7 +18,7 @@ info: |
 negative:
   phase: parse
   type: SyntaxError
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 ---*/
 
 throw "Test262: This statement should not be evaluated.";
diff --git a/test/language/module-code/parse-err-semi-name-space-export.js b/test/language/module-code/parse-err-semi-name-space-export.js
index 88e289c772d..f47b498b4e6 100644
--- a/test/language/module-code/parse-err-semi-name-space-export.js
+++ b/test/language/module-code/parse-err-semi-name-space-export.js
@@ -19,7 +19,7 @@ info: |
 negative:
   phase: parse
   type: SyntaxError
-flags: [module]
+flags: [module, export-star-as-namespace-from-module]
 ---*/
 
 throw "Test262: This statement should not be evaluated.";