diff --git a/rollup.config.mjs b/rollup.config.mjs
index f221c46..afaf6de 100644
--- a/rollup.config.mjs
+++ b/rollup.config.mjs
@@ -29,6 +29,10 @@ const builds = [
         name: 'playcanvas-spine.3.8',
         lib: 'contrib/spine-ts/build/3.8/spine-core.js'
     },
+    {
+        name: 'playcanvas-spine.4.0',
+        lib: 'src/wrapper40.js'
+    },
     {
         name: 'playcanvas-spine.4.1',
         lib: 'src/wrapper41.js'
diff --git a/src/wrapper40.js b/src/wrapper40.js
new file mode 100644
index 0000000..ecbce72
--- /dev/null
+++ b/src/wrapper40.js
@@ -0,0 +1,2 @@
+// spine 4.0 requires a wrapper to match import signature of other versions
+export * as spine from "spine40";