diff --git a/shortcuts/issue/issue.go b/shortcuts/issue/issue.go
index 7c0bc68..0459921 100644
--- a/shortcuts/issue/issue.go
+++ b/shortcuts/issue/issue.go
@@ -93,13 +93,14 @@ func Shortcuts() []*common.Shortcut {
 			Name:        "view",
 			Description: "View issue details",
 			Flags: []common.Flag{
-				{Name: "number", Short: "n", Usage: "Issue number (as shown in the web URL)", Required: true},
+				{Name: "number", Short: "n", Usage: "Issue number (as shown in the web URL)"},
+				{Name: "id", Usage: "Alias for --number; uses the issue number from the web URL"},
 			},
 			Run: func(ctx *common.RuntimeContext) error {
 				if err := ctx.ResolveOwnerRepo(); err != nil {
 					return err
 				}
-				number, err := ctx.RequireArg("number")
+				number, err := issueNumberArg(ctx)
 				if err != nil {
 					return err
 				}
@@ -331,3 +332,13 @@ func normalizeIssueStatus(state string) (interface{}, error) {
 		return nil, fmt.Errorf("invalid --state %q: use open, closed, or a numeric status_id", state)
 	}
 }
+
+func issueNumberArg(ctx *common.RuntimeContext) (string, error) {
+	if number := strings.TrimSpace(ctx.Arg("number")); number != "" {
+		return number, nil
+	}
+	if id := strings.TrimSpace(ctx.Arg("id")); id != "" {
+		return id, nil
+	}
+	return "", fmt.Errorf("required flag --number (or --id alias) not set")
+}
diff --git a/shortcuts/issue/issue_test.go b/shortcuts/issue/issue_test.go
index d7ff590..c821e54 100644
--- a/shortcuts/issue/issue_test.go
+++ b/shortcuts/issue/issue_test.go
@@ -153,6 +153,28 @@ func TestIssueViewMissingNumber(t *testing.T) {
 	}
 }
 
+func TestIssueViewAcceptsIDAsNumberAlias(t *testing.T) {
+	var requestedPath string
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		requestedPath = r.URL.Path
+		if r.Method != "GET" || r.URL.Path != "/v1/owner/repo/issues/29.json" {
+			t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
+		}
+		writeJSON(w, map[string]interface{}{
+			"project_issues_index": 29,
+			"subject":              "Issue from web URL",
+		})
+	}))
+	defer server.Close()
+
+	err := runShortcut(t, server, "view", map[string]string{"id": "29"})
+	if err != nil {
+		t.Fatalf("view shortcut failed: %v", err)
+	}
+
+	assertEqual(t, requestedPath, "/v1/owner/repo/issues/29.json")
+}
+
 // --- close ---
 
 func TestIssueClose(t *testing.T) {