diff --git a/development/dart-sdk/dart-sdk.info b/development/dart-sdk/dart-sdk.info
index d33a77a40f..0842c888e3 100644
--- a/development/dart-sdk/dart-sdk.info
+++ b/development/dart-sdk/dart-sdk.info
@@ -9,7 +9,6 @@ DOWNLOAD_x86_64="https://storage.googleapis.com/dart-archive/channels/stable/rel
 https://storage.googleapis.com/dart-archive/channels/stable/release/2.7.0/api-docs/dartdocs-gen-api.zip"
 MD5SUM_x86_64="3a2a39d31f0fc9058863e9ad6b2742c1 \
 	       a8ba45792437626d1639751493d943d6"
-
 REQUIRES=""
 MAINTAINER="Zhu Qun-Ying"
 EMAIL="zhu.qunying@gmail.com"
diff --git a/development/dart-sdk/slack-desc b/development/dart-sdk/slack-desc
index 0d63400375..bba52b4801 100644
--- a/development/dart-sdk/slack-desc
+++ b/development/dart-sdk/slack-desc
@@ -5,10 +5,10 @@
 # You must make exactly 11 lines for the formatting to be correct.  It's also
 # customary to leave one space after the ':' except on otherwise blank lines.
 
-        |-----handy-ruler-----------------------------------------------------|
+        |-----handy-ruler------------------------------------------------------|
 dart-sdk: dart-sdk (An SDK for application programming language)
 dart-sdk:
-dart-sdk: Dart is an application programming language that’s easy to learn,
+dart-sdk: Dart is an application programming language that's easy to learn,
 dart-sdk: easy to scale, and deployable everywhere.
 dart-sdk:
 dart-sdk: The Dart SDK has the libraries and command-line tools that you need