diff --git a/Lectures/L24_SpecificationQuality/SpecificationQuality.pdf b/Lectures/OLD_GenericsAndInterfacesJava/SpecificationQuality.pdf
similarity index 100%
rename from Lectures/L24_SpecificationQuality/SpecificationQuality.pdf
rename to Lectures/OLD_GenericsAndInterfacesJava/SpecificationQuality.pdf
diff --git a/Lectures/L24_SpecificationQuality/SpecificationQuality.tex b/Lectures/OLD_GenericsAndInterfacesJava/SpecificationQuality.tex
similarity index 100%
rename from Lectures/L24_SpecificationQuality/SpecificationQuality.tex
rename to Lectures/OLD_GenericsAndInterfacesJava/SpecificationQuality.tex