diff --git a/data-raw/ml100k.R b/data-raw/ml100k.R
index 64d4322..4c1b03d 100644
--- a/data-raw/ml100k.R
+++ b/data-raw/ml100k.R
@@ -1,6 +1,7 @@
-### code to prepare `ml100k` dataset goes here
+### Code to prepare `ml100k` dataset goes here
 
 ## Movie rating data
+
 u_data <- read.table(
   "https://files.grouplens.org/datasets/movielens/ml-100k/u.data",
   sep = "\t", header = FALSE
@@ -24,6 +25,7 @@ u_data_matrix <- Matrix::sparseMatrix(
 # head(u_data_matrix)
 
 ## User information
+
 u_user <- read.table(
   "https://files.grouplens.org/datasets/movielens/ml-100k/u.user",
   sep = "|", header = FALSE
@@ -40,6 +42,7 @@ colnames(u_user) <- c("Age", "Gender", "Occupation")
 # dim(u_user)
 
 # Movie genre information
+
 u_item <- read.csv(
   "https://files.grouplens.org/datasets/movielens/ml-100k/u.item",
   sep = "|", header = FALSE
diff --git a/data-raw/neocortex.R b/data-raw/neocortex.R
index fead466..29c2b50 100644
--- a/data-raw/neocortex.R
+++ b/data-raw/neocortex.R
@@ -1,4 +1,5 @@
-### code to prepare `neocortex` dataset goes here
+### Code to prepare `neocortex` dataset goes here
+
 # Bulk gene expression data (microarray platform) used in the MFAI paper
 
 # Set the path for raw data