diff --git a/build/Firmata-2.5.5.zip.sha b/build/Firmata-2.5.5.zip.sha
deleted file mode 100644
index 96b377df9..000000000
--- a/build/Firmata-2.5.5.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-6c453c0e1b9d81a2667ab8b4fa8bd830f43c5bbc
diff --git a/build/Firmata-2.5.6.zip.sha b/build/Firmata-2.5.6.zip.sha
new file mode 100644
index 000000000..874fd38cf
--- /dev/null
+++ b/build/Firmata-2.5.6.zip.sha
@@ -0,0 +1 @@
+84e920f160274af13fe6a30641b006af6920a95e
diff --git a/build/Robot_Control-1.0.2.zip.sha b/build/Robot_Control-1.0.2.zip.sha
deleted file mode 100644
index 1b05d8e1c..000000000
--- a/build/Robot_Control-1.0.2.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-825700e8d7cf5a44908f835bb0c029dec267cd3d
diff --git a/build/Robot_Control-1.0.3.zip.sha b/build/Robot_Control-1.0.3.zip.sha
new file mode 100644
index 000000000..1755934ed
--- /dev/null
+++ b/build/Robot_Control-1.0.3.zip.sha
@@ -0,0 +1 @@
+d4035d058f08d622584133a36ee959c485329bc6
diff --git a/build/Temboo-1.1.8.zip.sha b/build/Temboo-1.1.8.zip.sha
deleted file mode 100644
index 9beb56383..000000000
--- a/build/Temboo-1.1.8.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-402aa79828b2f2e7c58573899c0d9f177da56fea
diff --git a/build/Temboo-1.2.1.zip.sha b/build/Temboo-1.2.1.zip.sha
new file mode 100644
index 000000000..015807b75
--- /dev/null
+++ b/build/Temboo-1.2.1.zip.sha
@@ -0,0 +1 @@
+1525c783550e615d56624ee0d1795a927153d32b
diff --git a/build/build.xml b/build/build.xml
index f116b376b..debe195da 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -226,13 +226,13 @@
       <fileset dir="../libraries"/>
     </copy>
 
-    <download-library name="Firmata" version="2.5.5"/>
+    <download-library name="Firmata" version="2.5.6"/>
     <download-library name="Bridge" version="1.6.3"/>
-    <download-library name="Robot_Control" version="1.0.2"/>
+    <download-library name="Robot_Control" version="1.0.3"/>
     <download-library name="Robot_Motor" version="1.0.2"/>
     <download-library name="RobotIRremote" version="1.0.2"/>
     <download-library name="SpacebrewYun" version="1.0.1"/>
-    <download-library name="Temboo" version="1.1.8"/>
+    <download-library name="Temboo" version="1.2.1"/>
     <download-library name="Esplora" version="1.0.4"/>
     <download-library name="Mouse" version="1.0.1"/>
     <download-library name="Keyboard" version="1.0.1"/>