diff --git a/package_name/utils.py b/package_name/utils.py
index 5a49488..13fad6d 100644
--- a/package_name/utils.py
+++ b/package_name/utils.py
@@ -1,8 +1,8 @@
 """
 Various utility functions, for use outside of the `package_name` module.
 
-Do not add any functions here that gets imported into the `synthetic_consumers` module.
-If you need to add logic that gets imported into the `synthetic_consumers` module,
+Do not add any functions here that gets imported into the `package_name` module.
+If you need to add logic that gets imported into the `package_name` module,
 add it to another file in this directory where it logically belongs. If none such file
 exists, create a new file in this directory.
 
diff --git a/setup.sh b/setup.sh
index 4433b07..9904d21 100644
--- a/setup.sh
+++ b/setup.sh
@@ -75,7 +75,13 @@ name=$(basename "$(pwd)" | tr '-' '_')
 
 find . -type f -not -path '*/\.*' -not -name 'setup.sh' -exec sh -c '
     if file -b --mime-type "$1" | grep -q "^text/"; then
-        sed -i "" "s/$2/$3/g" "$1"
+        if [ "$(uname)" = "Darwin" ]; then
+            # macOS (BSD sed)
+            sed -i "" "s/$2/$3/g" "$1"
+        else
+            # Linux (GNU sed)
+            sed -i "s/$2/$3/g" "$1"
+        fi
     fi
 ' sh {} "$current_name" "$name" \;