diff --git a/Lectures/L19_AssuranceCase/Implementation.pdf b/Lectures/L19_AssuranceCase/AssuranceCase.pdf
similarity index 100%
rename from Lectures/L19_AssuranceCase/Implementation.pdf
rename to Lectures/L19_AssuranceCase/AssuranceCase.pdf
diff --git a/Lectures/L19_AssuranceCase/Implementation.tex b/Lectures/L19_AssuranceCase/AssuranceCase.tex
similarity index 100%
rename from Lectures/L19_AssuranceCase/Implementation.tex
rename to Lectures/L19_AssuranceCase/AssuranceCase.tex