diff --git a/Cargo.toml b/Cargo.toml
index 564e63b13e09..bddf581d338b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,4 +1,18 @@
 [workspace]
+
+default-members = [
+  "book/listings",
+  "examples",
+  "gdk4",
+  "gdk4/sys",
+  "gsk4",
+  "gsk4/sys",
+  "gtk4",
+  "gtk4/sys",
+  "gtk4-macros",
+]
+
+
 members = [
   "book/listings",
   "examples",