diff --git a/devtools/client/inspector/inspector.js b/devtools/client/inspector/inspector.js
index 3bdcf96d0c12..182006a9b190 100644
--- a/devtools/client/inspector/inspector.js
+++ b/devtools/client/inspector/inspector.js
@@ -1283,14 +1283,6 @@ Inspector.prototype = {
       disabled: !isEditableElement,
       click: () => this.onAddAttribute(),
     }));
-    attributesSubmenu.append(new MenuItem({
-      id: "node-menu-copy-attribute",
-      label: INSPECTOR_L10N.getFormatStr("inspectorCopyAttributeValue.label",
-                                        isAttributeClicked ? `"${nodeInfo.value}"` : ""),
-      accesskey: INSPECTOR_L10N.getStr("inspectorCopyAttributeValue.accesskey"),
-      disabled: !isAttributeClicked,
-      click: () => this.onCopyAttributeValue(),
-    }));
     attributesSubmenu.append(new MenuItem({
       id: "node-menu-edit-attribute",
       label: INSPECTOR_L10N.getFormatStr("inspectorEditAttribute.label",
@@ -1299,6 +1291,7 @@ Inspector.prototype = {
       disabled: !isAttributeClicked,
       click: () => this.onEditAttribute(),
     }));
+
     attributesSubmenu.append(new MenuItem({
       id: "node-menu-remove-attribute",
       label: INSPECTOR_L10N.getFormatStr("inspectorRemoveAttribute.label",
@@ -1824,14 +1817,6 @@ Inspector.prototype = {
     container.addAttribute();
   },
 
-  /**
-   * Copy attribute value for node.
-   * Used for node context menu and shouldn't be called directly.
-   */
-  onCopyAttributeValue: function () {
-    clipboardHelper.copyString(this.nodeMenuTriggerInfo.value);
-  },
-
   /**
    * Edit attribute for node.
    * Used for node context menu and shouldn't be called directly.
diff --git a/devtools/client/inspector/test/browser_inspector_menu-01-sensitivity.js b/devtools/client/inspector/test/browser_inspector_menu-01-sensitivity.js
index 99b5061a7ade..052e9da68c94 100644
--- a/devtools/client/inspector/test/browser_inspector_menu-01-sensitivity.js
+++ b/devtools/client/inspector/test/browser_inspector_menu-01-sensitivity.js
@@ -35,7 +35,6 @@ const ALL_MENU_ITEMS = [
   "node-menu-scrollnodeintoview",
   "node-menu-screenshotnode",
   "node-menu-add-attribute",
-  "node-menu-copy-attribute",
   "node-menu-edit-attribute",
   "node-menu-remove-attribute"
 ].concat(PASTE_MENU_ITEMS, ACTIVE_ON_DOCTYPE_ITEMS);
diff --git a/devtools/client/inspector/test/browser_inspector_menu-02-copy-items.js b/devtools/client/inspector/test/browser_inspector_menu-02-copy-items.js
index aa9ea90559ed..57a5dbaa08e7 100644
--- a/devtools/client/inspector/test/browser_inspector_menu-02-copy-items.js
+++ b/devtools/client/inspector/test/browser_inspector_menu-02-copy-items.js
@@ -38,12 +38,6 @@ const COPY_ITEMS_TEST_DATA = [
     text: "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABC" +
       "AAAAAA6fptVAAAACklEQVQYV2P4DwABAQEAWk1v8QAAAABJRU5ErkJggg==",
   },
-  {
-    desc: "copy attribute value",
-    id: "node-menu-copy-attribute",
-    selector: "[data-id=\"copy\"]",
-    text: "<p data-id=\"copy\">Paragraph for testing copy</p>",
-  },
 ];
 
 add_task(function* () {
diff --git a/devtools/client/locales/en-US/inspector.properties b/devtools/client/locales/en-US/inspector.properties
index affa42b1686a..3298d820afec 100644
--- a/devtools/client/locales/en-US/inspector.properties
+++ b/devtools/client/locales/en-US/inspector.properties
@@ -117,13 +117,6 @@ inspectorEditAttribute.accesskey=E
 inspectorRemoveAttribute.label=Remove Attribute %S
 inspectorRemoveAttribute.accesskey=R
 
-# LOCALIZATION NOTE (inspectorCopyAttributeValue.label): This is the label of a
-# sub-menu "Attribute" in the inspector contextual-menu that appears
-# when the user right-clicks on the attribute of a node in the inspector,
-# and that allows to copy the attribute value to the clipboard.
-inspectorCopyAttributeValue.label=Copy Attribute Value %S
-inspectorCopyAttributeValue.accesskey=V
-
 # LOCALIZATION NOTE (inspector.nodePreview.selectNodeLabel):
 # This string is displayed in a tooltip that is shown when hovering over a DOM
 # node preview (e.g. something like "div#foo.bar").