diff --git a/source/documents/scripts/services/fetch.js.coffee b/source/documents/scripts/services/fetch.js.coffee
index 5f1cdcc..e083037 100644
--- a/source/documents/scripts/services/fetch.js.coffee
+++ b/source/documents/scripts/services/fetch.js.coffee
@@ -3,16 +3,16 @@ angular.module("sideBySide").factory "fetch", ['$http', 'readerFactory', ($http,
 	#
 	# @param file [String] Path to config file
 	# @return [Object] Promises and heading
-	return (file = "/config.json") ->
+	(file = "/config.json") ->
 		$http.get(file).then((response) ->
 			promises = []
 			for poem in response.data.files
 				promises.push($http.get(poem).then((response) ->
 					reader = readerFactory(poem)
-					return reader(response.data)
+					reader(response.data)
 				))
 
-			return {
+			{
 				promises: promises
 				heading: response.data.heading
 			}
diff --git a/source/documents/scripts/services/reader/_factory.js.coffee b/source/documents/scripts/services/reader/_factory.js.coffee
index 9f224ce..b0020ec 100644
--- a/source/documents/scripts/services/reader/_factory.js.coffee
+++ b/source/documents/scripts/services/reader/_factory.js.coffee
@@ -3,7 +3,7 @@ angular.module("sideBySide").factory("readerFactory", ($injector) ->
 	#
 	# @param [String] Source file name
 	# @return [Object] Reader
-	return (filename) ->
+	(filename) ->
 		extension = filename.split(".").pop()
 		switch extension
 			when "json"
diff --git a/source/documents/scripts/services/reader/json.js.coffee b/source/documents/scripts/services/reader/json.js.coffee
index 71b3c3a..b34c6af 100644
--- a/source/documents/scripts/services/reader/json.js.coffee
+++ b/source/documents/scripts/services/reader/json.js.coffee
@@ -6,7 +6,7 @@ angular.module("sideBySide").factory("jsonReader", () ->
 	#
 	# @param source [String] Json poem
 	# @return [Object] Poem object
-	return (source) ->
+	(source) ->
 		parsed = eval('(' + source + ')')
 
 		for i,verse of parsed.content
@@ -16,5 +16,5 @@ angular.module("sideBySide").factory("jsonReader", () ->
 				verse.section = "" if "section" not of verse
 				parsed.content[i] = verse
 
-		return parsed
+		parsed
 )
diff --git a/source/documents/scripts/services/reader/markdown.js.coffee b/source/documents/scripts/services/reader/markdown.js.coffee
index d51b68b..ed8307e 100644
--- a/source/documents/scripts/services/reader/markdown.js.coffee
+++ b/source/documents/scripts/services/reader/markdown.js.coffee
@@ -6,7 +6,7 @@ angular.module("sideBySide").factory("markdownReader", () ->
 	#
 	# @param source [String] Markdown poem
 	# @return [Object] Poem object
-	return (source) ->
+	(source) ->
 		# Read meta information from markdown block
 		#
 		# @param block [string] Meta block
@@ -18,7 +18,7 @@ angular.module("sideBySide").factory("markdownReader", () ->
 				lexed = inlineLexer.output(line)
 				match = /([^:]*):(.*)/.exec(lexed)
 				meta[match[1].trim()] = match[2].trim()
-			return meta
+			meta
 
 		# Read and remove one section from start of lexed blocks
 		#
@@ -29,7 +29,7 @@ angular.module("sideBySide").factory("markdownReader", () ->
 			while lexed.length > 0
 				break if lexed[0]["type"] in separators
 				items.push(lexed.shift())
-			return items
+			items
 
 		# Read content from lexed blocks
 		#
@@ -50,18 +50,16 @@ angular.module("sideBySide").factory("markdownReader", () ->
 					section: heading
 					text: marked.parser(text)
 				})
-			return content
+			content
 
-		marked.setOptions({
-			smartypants: true
-		})
+		marked.setOptions({ smartypants: true })
 		lexed = marked.lexer(source)
 		meta = lexed.shift()
 		meta = readMeta(meta.text, new marked.InlineLexer(lexed.links))
 		separators = if meta.Separator \
 			then [meta.Separator] else ['heading', 'hr']
 
-		return {
+		{
 			meta: meta
 			content: readContent(lexed, separators)
 		}
diff --git a/source/documents/scripts/services/transformer.js.coffee b/source/documents/scripts/services/transformer.js.coffee
index 3560ef6..05ae5c8 100644
--- a/source/documents/scripts/services/transformer.js.coffee
+++ b/source/documents/scripts/services/transformer.js.coffee
@@ -4,7 +4,7 @@ angular.module("sideBySide").factory("transformer", () ->
 	# @param translations [Array] Translations with 'meta' and 'content' keys
 	# @throw No poems or uneven number of verses
 	# @return [Array] Translations transformed into row-based format
-	return (translations) ->
+	(translations) ->
 		# Check whether all translations have same number of verses
 		#
 		# @param translations [array] Translations to check
@@ -62,5 +62,5 @@ angular.module("sideBySide").factory("transformer", () ->
 			data.verses.push(translation.content[i] \
 				for translation in translations)
 
-		return data
+		data
 )