diff --git a/JavaScript/Chapter 10/237 Will field names as strings lead to more bugs?.js b/JavaScript/Chapter 10/237 Will field names as strings lead to more bugs.js
similarity index 99%
rename from JavaScript/Chapter 10/237 Will field names as strings lead to more bugs?.js
rename to JavaScript/Chapter 10/237 Will field names as strings lead to more bugs.js
index 9fc5fbb..e4c0562 100644
--- a/JavaScript/Chapter 10/237 Will field names as strings lead to more bugs?.js	
+++ b/JavaScript/Chapter 10/237 Will field names as strings lead to more bugs.js	
@@ -13,4 +13,4 @@ function objectSet(object, key, value) {
   var copy = Object.assign({}, object);
   copy[key] = value;
   return copy;
-}
\ No newline at end of file
+}
diff --git a/JavaScript/Chapter 10/238 Will first-class fields make the API hard to change?.js b/JavaScript/Chapter 10/238 Will first-class fields make the API hard to change.js
similarity index 99%
rename from JavaScript/Chapter 10/238 Will first-class fields make the API hard to change?.js
rename to JavaScript/Chapter 10/238 Will first-class fields make the API hard to change.js
index e379486..8d86320 100644
--- a/JavaScript/Chapter 10/238 Will first-class fields make the API hard to change?.js	
+++ b/JavaScript/Chapter 10/238 Will first-class fields make the API hard to change.js	
@@ -10,4 +10,4 @@ function setFieldByName(cart, name, field, value) {
   var newItem = objectSet(item, field, value);
   var newCart = objectSet(cart, name, newItem);
   return newCart;
-}
\ No newline at end of file
+}
diff --git a/JavaScript/Chapter 10/258 What is this syntax?.js b/JavaScript/Chapter 10/258 What is this syntax.js
similarity index 87%
rename from JavaScript/Chapter 10/258 What is this syntax?.js
rename to JavaScript/Chapter 10/258 What is this syntax.js
index 4311937..1f634f4 100644
--- a/JavaScript/Chapter 10/258 What is this syntax?.js	
+++ b/JavaScript/Chapter 10/258 What is this syntax.js	
@@ -19,4 +19,4 @@ function someFunction() {
 
 /// 3. Defined inline
 
-withLogging(function() { saveUserData(user); });
\ No newline at end of file
+withLogging(function() { saveUserData(user); });
diff --git a/JavaScript/Chapter 10/259 Why are we wrapping the code in a function?.js b/JavaScript/Chapter 10/259 Why are we wrapping the code in a function.js
similarity index 99%
rename from JavaScript/Chapter 10/259 Why are we wrapping the code in a function?.js
rename to JavaScript/Chapter 10/259 Why are we wrapping the code in a function.js
index c1a2765..c8a2b62 100644
--- a/JavaScript/Chapter 10/259 Why are we wrapping the code in a function?.js	
+++ b/JavaScript/Chapter 10/259 Why are we wrapping the code in a function.js	
@@ -52,4 +52,4 @@ function withLogging(f) {
   } catch (error) {
     logToSnapErrors(error);
   }
-}
\ No newline at end of file
+}
diff --git a/JavaScript/Chapter 6/139 What gets copied?.js b/JavaScript/Chapter 6/139 What gets copied.js
similarity index 99%
rename from JavaScript/Chapter 6/139 What gets copied?.js
rename to JavaScript/Chapter 6/139 What gets copied.js
index 3a02af7..1f44b8e 100644
--- a/JavaScript/Chapter 6/139 What gets copied?.js	
+++ b/JavaScript/Chapter 6/139 What gets copied.js	
@@ -13,4 +13,4 @@ function setPrice(item, new_price) {
   var item_copy = Object.assign({}, item);
   item_copy.price = new_price;
   return item_copy;
-}
\ No newline at end of file
+}