diff --git a/libraries/Bridge/library.properties b/libraries/Bridge/library.properties
index 1fd4643dc..6ad783b8f 100644
--- a/libraries/Bridge/library.properties
+++ b/libraries/Bridge/library.properties
@@ -2,7 +2,7 @@ name=Bridge
 version=1.0
 author=Arduino
 maintainer=Arduino <info@arduino.cc>
-sentence=Enables the communication between the Linux processor and the AVR on the Yún. For Arduino Yún and TRE only.
+sentence=Enables the communication between the Linux processor and the AVR. For Arduino Yún and TRE only.
 paragraph=The Bridge library feature: access to the shared storage, run and manage linux processes, open a remote console, access to the linux file system, including the SD card, enstablish http clients or servers.
 url=http://arduino.cc/en/Reference/YunBridgeLibrary
 architectures=*
diff --git a/libraries/Firmata/library.properties b/libraries/Firmata/library.properties
index 683f1e2fa..a7421187e 100644
--- a/libraries/Firmata/library.properties
+++ b/libraries/Firmata/library.properties
@@ -2,7 +2,7 @@ name=Firmata
 version=2.3.6
 author=Firmata Developers
 maintainer=Firmata Developers <firmata-devel@lists.sourceforge.net>
-sentence= Enables the communication with computer apps using a standard serial protocol. For all Arduino boards.
+sentence=Enables the communication with computer apps using a standard serial protocol. For all Arduino boards.
 paragraph=The Firmata library implements the Firmata protocol for communicating with software on the host computer. This allows you to write custom firmware without having to create your own protocol and objects for the programming environment that you are using.
 url=http://firmata.org
 architectures=*
diff --git a/libraries/Robot_Control/library.properties b/libraries/Robot_Control/library.properties
index d72d2491e..d5da4a270 100644
--- a/libraries/Robot_Control/library.properties
+++ b/libraries/Robot_Control/library.properties
@@ -2,7 +2,7 @@ name=Robot Control
 version=1.0
 author=Arduino
 maintainer=Arduino <info@arduino.cc>
-sentence= Enables easy access to the controls of the Arduino Robot Control board. For Arduino Robot only.
+sentence=Enables easy access to the controls of the Arduino Robot Control board. For Arduino Robot only.
 paragraph=The Arduino robot is made by two independent boards. The Control Board is the top board of the Arduino Robot, with this library you can easily write sketches to control the robot.
 url=http://arduino.cc/en/Reference/RobotLibrary
 architectures=avr