diff --git a/build/arduino-builder-linux32-1.3.1.tar.bz2.sha b/build/arduino-builder-linux32-1.3.1.tar.bz2.sha
deleted file mode 100644
index 23344580d..000000000
--- a/build/arduino-builder-linux32-1.3.1.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-1835ef0cdbb07ca5cba0cd1b67436c2367c24c51
diff --git a/build/arduino-builder-linux32-1.3.3.tar.bz2.sha b/build/arduino-builder-linux32-1.3.3.tar.bz2.sha
new file mode 100644
index 000000000..d07abc56c
--- /dev/null
+++ b/build/arduino-builder-linux32-1.3.3.tar.bz2.sha
@@ -0,0 +1 @@
+34030663e5467098712872b44e7e035e70d796d2
diff --git a/build/arduino-builder-linux64-1.3.1.tar.bz2.sha b/build/arduino-builder-linux64-1.3.1.tar.bz2.sha
deleted file mode 100644
index 60e9f2d95..000000000
--- a/build/arduino-builder-linux64-1.3.1.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-bda596f776ceb3e7e2f90ce0741d0e50677e5c59
diff --git a/build/arduino-builder-linux64-1.3.3.tar.bz2.sha b/build/arduino-builder-linux64-1.3.3.tar.bz2.sha
new file mode 100644
index 000000000..b46527c77
--- /dev/null
+++ b/build/arduino-builder-linux64-1.3.3.tar.bz2.sha
@@ -0,0 +1 @@
+514a14eb20e339ab7b4b155b73679d00e98bc8d3
diff --git a/build/arduino-builder-macosx-1.3.1.tar.bz2.sha b/build/arduino-builder-macosx-1.3.1.tar.bz2.sha
deleted file mode 100644
index 333c9d950..000000000
--- a/build/arduino-builder-macosx-1.3.1.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-c7fb46edddd348bf29c926c6e3465c5b77a62978
diff --git a/build/arduino-builder-macosx-1.3.3.tar.bz2.sha b/build/arduino-builder-macosx-1.3.3.tar.bz2.sha
new file mode 100644
index 000000000..62c8780be
--- /dev/null
+++ b/build/arduino-builder-macosx-1.3.3.tar.bz2.sha
@@ -0,0 +1 @@
+78c0c96f7d630b546da8dc31e3e7833c01bd6a28
diff --git a/build/arduino-builder-windows-1.3.1.zip.sha b/build/arduino-builder-windows-1.3.1.zip.sha
deleted file mode 100644
index 7d5ea9ed9..000000000
--- a/build/arduino-builder-windows-1.3.1.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-4553209a20bf0294f30ecf9004f2dedc345fd07f
diff --git a/build/arduino-builder-windows-1.3.3.zip.sha b/build/arduino-builder-windows-1.3.3.zip.sha
new file mode 100644
index 000000000..172ac1bc9
--- /dev/null
+++ b/build/arduino-builder-windows-1.3.3.zip.sha
@@ -0,0 +1 @@
+914af50663d61eab31b1a153b953fff361a37a17
diff --git a/build/build.xml b/build/build.xml
index 4b6e84996..b165957a8 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -71,7 +71,7 @@
     </or>
   </condition>
 
-  <property name="ARDUINO-BUILDER-VERSION" value="1.3.1" />
+  <property name="ARDUINO-BUILDER-VERSION" value="1.3.3" />
 
   <!-- Libraries required for running arduino -->
   <fileset dir=".." id="runtime.jars">