diff --git a/accessible/base/ARIAMap.cpp b/accessible/base/ARIAMap.cpp
index 6c13f3ddae3f..5f93a340ed2b 100644
--- a/accessible/base/ARIAMap.cpp
+++ b/accessible/base/ARIAMap.cpp
@@ -1299,6 +1299,15 @@ static const nsRoleMapEntry sWAIRoleMaps[] = {
     eARIAMultiline,
     eARIAReadonlyOrEditable
   },
+  { // time
+    nsGkAtoms::time,
+    roles::TIME,
+    kUseMapRole,
+    eNoValue,
+    eNoAction,
+    eNoLiveAttr,
+    kNoReqStates
+  },
   { // timer
     nsGkAtoms::timer,
     roles::NOTHING,
diff --git a/accessible/base/HTMLMarkupMap.h b/accessible/base/HTMLMarkupMap.h
index 6151e3433f09..b903097ea03d 100644
--- a/accessible/base/HTMLMarkupMap.h
+++ b/accessible/base/HTMLMarkupMap.h
@@ -368,7 +368,7 @@ MARKUPMAP(
     },
     roles::TABLE)
 
-MARKUPMAP(time, New_HyperText, 0, Attr(xmlroles, time),
+MARKUPMAP(time, New_HyperText, roles::TIME, Attr(xmlroles, time),
           AttrFromDOM(datetime, datetime))
 
 MARKUPMAP(tbody, nullptr, roles::GROUPING)
diff --git a/accessible/base/RoleMap.h b/accessible/base/RoleMap.h
index 7ee87779e2cc..ce820001885b 100644
--- a/accessible/base/RoleMap.h
+++ b/accessible/base/RoleMap.h
@@ -1532,4 +1532,15 @@ ROLE(STRONG,
      java::SessionAccessibility::CLASSNAME_VIEW,
      eNameFromSubtreeIfReqRule)
 
+ROLE(TIME,
+     "time",
+     nsGkAtoms::time,
+     ATK_ROLE_STATIC,
+     NSAccessibilityGroupRole,
+     @"AXTimeGroup",
+     ROLE_SYSTEM_GROUPING,
+     ROLE_SYSTEM_GROUPING,
+     java::SessionAccessibility::CLASSNAME_VIEW,
+     eNameFromSubtreeIfReqRule)
+
 // clang-format on
diff --git a/accessible/interfaces/nsIAccessibleRole.idl b/accessible/interfaces/nsIAccessibleRole.idl
index 9b98b474073c..e8024063c1b4 100644
--- a/accessible/interfaces/nsIAccessibleRole.idl
+++ b/accessible/interfaces/nsIAccessibleRole.idl
@@ -794,4 +794,9 @@ interface nsIAccessibleRole : nsISupports
    * Represents content that is important, serious, or urgent.
    */
   const unsigned long ROLE_STRONG = 136;
+
+  /**
+   * Represents a specific point in time.
+   */
+  const unsigned long ROLE_TIME = 137;
 };
diff --git a/accessible/tests/mochitest/elm/test_HTMLSpec.html b/accessible/tests/mochitest/elm/test_HTMLSpec.html
index 9fe835a61a1c..082be79ba748 100644
--- a/accessible/tests/mochitest/elm/test_HTMLSpec.html
+++ b/accessible/tests/mochitest/elm/test_HTMLSpec.html
@@ -1473,7 +1473,7 @@
       // HTML:time
 
       obj = {
-        role: ROLE_TEXT,
+        role: ROLE_TIME,
         attributes: { "xml-roles": "time", "datetime": "2001-05-15 19:00" },
         interfaces: [ nsIAccessibleText, nsIAccessibleHyperText ],
       };
diff --git a/accessible/tests/mochitest/role.js b/accessible/tests/mochitest/role.js
index 93219d1eaef7..07b820c2acc2 100644
--- a/accessible/tests/mochitest/role.js
+++ b/accessible/tests/mochitest/role.js
@@ -132,6 +132,7 @@ const ROLE_TERM = nsIAccessibleRole.ROLE_TERM;
 const ROLE_TEXT = nsIAccessibleRole.ROLE_TEXT;
 const ROLE_TEXT_CONTAINER = nsIAccessibleRole.ROLE_TEXT_CONTAINER;
 const ROLE_TEXT_LEAF = nsIAccessibleRole.ROLE_TEXT_LEAF;
+const ROLE_TIME = nsIAccessibleRole.ROLE_TIME;
 const ROLE_TIME_EDITOR = nsIAccessibleRole.ROLE_TIME_EDITOR;
 const ROLE_TOGGLE_BUTTON = nsIAccessibleRole.ROLE_TOGGLE_BUTTON;
 const ROLE_TOOLBAR = nsIAccessibleRole.ROLE_TOOLBAR;
diff --git a/testing/web-platform/meta/html-aam/roles.html.ini b/testing/web-platform/meta/html-aam/roles.html.ini
index 4dd7cb816a42..f034ca2a26c3 100644
--- a/testing/web-platform/meta/html-aam/roles.html.ini
+++ b/testing/web-platform/meta/html-aam/roles.html.ini
@@ -1,3 +1 @@
 [roles.html]
-  [el-time]
-    expected: FAIL
diff --git a/testing/web-platform/meta/wai-aria/role/roles.html.ini b/testing/web-platform/meta/wai-aria/role/roles.html.ini
index cb76fd2001b9..f034ca2a26c3 100644
--- a/testing/web-platform/meta/wai-aria/role/roles.html.ini
+++ b/testing/web-platform/meta/wai-aria/role/roles.html.ini
@@ -1,4 +1 @@
 [roles.html]
-  [role: time]
-    expected: FAIL
-    bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1732306