diff --git a/.github/workflows/Documentation.yml b/.github/workflows/Documentation.yml
index ebe23c7..f9508fb 100644
--- a/.github/workflows/Documentation.yml
+++ b/.github/workflows/Documentation.yml
@@ -16,7 +16,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@latest
         with:
-          version: '1'
+          version: '1.11'  # Pinned due to Julia 1.12 compatibility issues in upstream packages
       - name: Install dependencies
         run: julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd())); Pkg.instantiate()'
       - name: Build and deploy
diff --git a/docs/src/lectures/lecture1.md b/docs/src/lectures/lecture1.md
index c66b5d4..0b361e8 100644
--- a/docs/src/lectures/lecture1.md
+++ b/docs/src/lectures/lecture1.md
@@ -560,7 +560,7 @@ end
 
 ![mass-spring-damper](../img/System2.png)
 
-Solving the system gives a plot of the 2 solved uknowns.
+Solving the system gives a plot of the 2 solved unknowns.
 
 ```@example l1 
 prob = ODEProblem(sys, [], (0, 10))