diff --git a/.dagger/env/dev/main.cue b/.dagger/env/dev/main.cue
index 776d60db..8d7392fe 100644
--- a/.dagger/env/dev/main.cue
+++ b/.dagger/env/dev/main.cue
@@ -3,7 +3,7 @@ package main
 
 import (
 	"dagger.io/dagger"
-	"dagger.io/io"
+	"dagger.io/os"
 	"dagger.io/alpine"
 	"dagger.io/docker"
 	"dagger.io/go"
@@ -16,7 +16,7 @@ source: dagger.#Artifact
 test: {
 	// Go unit tests
 	unit: {
-		logs: (io.#File & {
+		logs: (os.#File & {
 			from: build.ctr
 			path: "/test.log"
 			read: format: "string"
@@ -47,7 +47,7 @@ build: {
 		outputDir: "/binaries"
 	}
 
-	logs: (io.#File & {
+	logs: (os.#File & {
 		from: ctr
 		path: "/build.log"
 		read: format: "string"
diff --git a/.dagger/env/sandbox/sandbox.cue b/.dagger/env/sandbox/sandbox.cue
index 5b6ddea2..42e7e293 100644
--- a/.dagger/env/sandbox/sandbox.cue
+++ b/.dagger/env/sandbox/sandbox.cue
@@ -2,20 +2,20 @@ package main
 
 import (
 	"dagger.io/docker"
-	"dagger.io/io"
+	"dagger.io/os"
 )
 
 let ctr = docker.#Container & {
 	command: "echo 'hello world!' > /etc/motd"
 }
 
-motd: (io.#File & {
+motd: (os.#File & {
 	from: ctr
 	path: "/etc/motd"
 	read: format: "string"
 }).read.data
 
-etc: (io.#Dir & {
+etc: (os.#Dir & {
 	from: ctr
 	path: "/etc"
 }).read.tree