diff --git a/tests/components/do-everything/src/lib.rs b/tests/components/do-everything/src/lib.rs
index c922a5d..c15fc65 100644
--- a/tests/components/do-everything/src/lib.rs
+++ b/tests/components/do-everything/src/lib.rs
@@ -8,9 +8,6 @@ extern crate rand;
 wit_bindgen::generate!({
     path: "../../../wit",
     world: "virt-test",
-    exports: {
-        world: VirtTestComponent
-    },
 });
 
 struct VirtTestComponent;
@@ -34,3 +31,5 @@ impl Guest for VirtTestComponent {
         unimplemented!();
     }
 }
+
+export!(VirtTestComponent);
diff --git a/tests/components/file-read/src/lib.rs b/tests/components/file-read/src/lib.rs
index 6a64c64..c33cdd8 100644
--- a/tests/components/file-read/src/lib.rs
+++ b/tests/components/file-read/src/lib.rs
@@ -3,9 +3,6 @@ use std::{fs, io::ErrorKind};
 wit_bindgen::generate!({
   path: "../../../wit",
   world: "virt-test",
-  exports: {
-    world: VirtTestComponent
-},
 });
 
 struct VirtTestComponent;
@@ -67,3 +64,5 @@ impl Guest for VirtTestComponent {
         unimplemented!();
     }
 }
+
+export!(VirtTestComponent);
diff --git a/tests/components/get-env/src/lib.rs b/tests/components/get-env/src/lib.rs
index 116016e..6cb0de0 100644
--- a/tests/components/get-env/src/lib.rs
+++ b/tests/components/get-env/src/lib.rs
@@ -3,9 +3,6 @@ use std::env;
 wit_bindgen::generate!({
     path: "../../../wit",
     world: "virt-test",
-    exports: {
-        world: VirtTestComponent
-    },
 });
 
 struct VirtTestComponent;
@@ -21,3 +18,5 @@ impl Guest for VirtTestComponent {
         unimplemented!();
     }
 }
+
+export!(VirtTestComponent);
diff --git a/tests/components/stdio/src/lib.rs b/tests/components/stdio/src/lib.rs
index 942c54c..7425d0f 100644
--- a/tests/components/stdio/src/lib.rs
+++ b/tests/components/stdio/src/lib.rs
@@ -3,9 +3,6 @@ use std::env;
 wit_bindgen::generate!({
     path: "../../../wit",
     world: "virt-test",
-    exports: {
-        world: VirtTestComponent
-    },
 });
 
 struct VirtTestComponent;
@@ -21,3 +18,5 @@ impl Guest for VirtTestComponent {
         println!("Hello world");
     }
 }
+
+export!(VirtTestComponent);