diff --git a/sites/cheerpx/src/content/docs/13-tutorials/full_os.md b/sites/cheerpx/src/content/docs/13-tutorials/full_os.md
index e52b8ea2..18509444 100644
--- a/sites/cheerpx/src/content/docs/13-tutorials/full_os.md
+++ b/sites/cheerpx/src/content/docs/13-tutorials/full_os.md
@@ -12,7 +12,7 @@ We will create an Ext2 image, which will serve as the root filesystem for Cheerp
To ensure consistency in preparing the image contents, we will use a Dockerfile, you can edit the Dockerfile to add custom packages or change the base to the distro of your choosing. It's important to select the `i386` architecture, since CheerpX does not currently support 64-bit executables.
```dockerfile title=Dockerfile
-FROM --platform=i386 i386/debian:buster
+FROM --platform=i386 docker.io/i386/debian:buster
ARG DEBIAN_FRONTEND=noninteractive
RUN useradd -m user && echo "user:password" | chpasswd
RUN echo 'root:password' | chpasswd
@@ -47,13 +47,13 @@ Loading CheerpX is very simple. Create a new file called `index.html` and popula
```html title=index.html
-
+
CheerpX Test
-
+
```
@@ -144,7 +144,7 @@ To learn more about `Cheerpx.Linux.create`, see the [CheerpX.Linux.create] refer
Create a console element for the output of your program.
```html
-
+
```
And configure CheerpX to use it by adding this snippet at the end of the script.