diff --git a/content/linear-algebra.rst b/content/linear-algebra.rst
index 5680614..f03931c 100644
--- a/content/linear-algebra.rst
+++ b/content/linear-algebra.rst
@@ -17,7 +17,7 @@ Linear algebra
 
 .. callout::
 
-   The code in this lession is written for Julia v1.11.2.
+   The code in this lession is written for Julia v1.11.3.
 
 Vectors and matrices in Julia
 -----------------------------
diff --git a/content/regression.rst b/content/regression.rst
index ccc416b..e804e24 100644
--- a/content/regression.rst
+++ b/content/regression.rst
@@ -17,7 +17,7 @@ Regression and time-series prediction
 
 .. callout::
 
-   The code in this lession is written for Julia v1.11.2.
+   The code in this lession is written for Julia v1.11.3.
 
 Linear regression with synthetic data
 -------------------------------------
diff --git a/content/sciml.rst b/content/sciml.rst
index 5eb5d3f..bf48fe4 100644
--- a/content/sciml.rst
+++ b/content/sciml.rst
@@ -15,7 +15,7 @@ Scientific Machine Learning
 
 .. callout::
 
-   The code in this lession is written for Julia v1.11.2.
+   The code in this lession is written for Julia v1.11.3.
 
 A modelling problem
 -------------------
diff --git a/content/setup.rst b/content/setup.rst
index 0495521..d03ed55 100644
--- a/content/setup.rst
+++ b/content/setup.rst
@@ -158,7 +158,7 @@ Change environment in VS Code
 
 When using Visual Studio Code for julia development and using your own environment,
 you can activate it as follows. Start a Julia REPL in VS Code, for example by runnig a script.
-Start the package mode by typing ``]``. Typically you will be in the stardard environment v1.9:
+Start the package mode by typing ``]``. Typically you will be in the stardard environment v1.11:
 
 .. code-block:: julia