diff --git a/01_lecture/build.gradle b/01_lecture/build.gradle
index 05487ad..908d4f6 100644
--- a/01_lecture/build.gradle
+++ b/01_lecture/build.gradle
@@ -52,20 +52,18 @@
     // pdfDir = project.projectDir.dir("foo")
 
     // Specify the list of files used (\input) in the lecture documents.
-    // Defaults to the three files shown below, which are REQUIRED. All
-    // files in the list will become dependencies of the lecture documents.
-    // slidesFiles = [
-    //     "paper_init.tex",
-    //     "lecturedates.tex",
-    //     "doc_init.tex"
-    // ]
+    // Defaults to ["paper_init.tex", "lecturedates.tex", "doc_init.tex"]
+    // (which are generally all REQUIRED). All files in the list will
+    // become dependencies of the lecture documents.
+    // slidesFiles.add("foo.tex")
+    // slidesFiles.addAll(["bar.tex", "baz.tex"])
 
     // Also:
-    //  examplesImages = [ ... ] list of images used in the examples document
-    //  examplesFiles = [ ... ] list of files used in the examples document
-    //  cleanFiles = [ ... ]: list of files to be removed by the "clean" targets
-    //  cleanDirs = [ ... ]: list of directories to be removed by the "clean" targets
-    //  latexFlags = [ ... ]: list of LaTeX flags
+    //  examplesImages: list of images used in the examples document
+    //  examplesFiles: list of files used in the examples document
+    //  cleanFiles: list of files to be removed by the "clean" targets
+    //  cleanDirs: list of directories to be removed by the "clean" targets
+    //  latexFlags: list of LaTeX flags
 }
 
 // Typical task to generate images from PlantUML.