diff --git a/build/arduino-builder-linux32-1.2.1.tar.bz2.sha b/build/arduino-builder-linux32-1.2.1.tar.bz2.sha
deleted file mode 100644
index a2b0eb0af..000000000
--- a/build/arduino-builder-linux32-1.2.1.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-db7ab6808581289b15f91f5ad252d8d952c09fe6
diff --git a/build/arduino-builder-linux32-1.2.2.tar.bz2.sha b/build/arduino-builder-linux32-1.2.2.tar.bz2.sha
new file mode 100644
index 000000000..b94c31bb5
--- /dev/null
+++ b/build/arduino-builder-linux32-1.2.2.tar.bz2.sha
@@ -0,0 +1 @@
+8b67dd55ab8cfbba31ed75734dc4a6e0ba6caff4
diff --git a/build/arduino-builder-linux64-1.2.1.tar.bz2.sha b/build/arduino-builder-linux64-1.2.1.tar.bz2.sha
deleted file mode 100644
index 727336827..000000000
--- a/build/arduino-builder-linux64-1.2.1.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-1c817cddd29f9483c29ae0875614579e34ec5ae9
diff --git a/build/arduino-builder-linux64-1.2.2.tar.bz2.sha b/build/arduino-builder-linux64-1.2.2.tar.bz2.sha
new file mode 100644
index 000000000..cc4c44464
--- /dev/null
+++ b/build/arduino-builder-linux64-1.2.2.tar.bz2.sha
@@ -0,0 +1 @@
+4bfc03013b794d2e54b29e29dc0a567e3dbd249c
diff --git a/build/arduino-builder-macosx-1.2.1.tar.bz2.sha b/build/arduino-builder-macosx-1.2.1.tar.bz2.sha
deleted file mode 100644
index ec2a755b5..000000000
--- a/build/arduino-builder-macosx-1.2.1.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-5b29db86baf6751d5e46f05a242c809be5c318b2
diff --git a/build/arduino-builder-macosx-1.2.2.tar.bz2.sha b/build/arduino-builder-macosx-1.2.2.tar.bz2.sha
new file mode 100644
index 000000000..1b566cadc
--- /dev/null
+++ b/build/arduino-builder-macosx-1.2.2.tar.bz2.sha
@@ -0,0 +1 @@
+2b8b7bd57daf78813b9d16c8aa0f167c4dd8db0b
diff --git a/build/arduino-builder-windows-1.2.1.zip.sha b/build/arduino-builder-windows-1.2.1.zip.sha
deleted file mode 100644
index d732c5196..000000000
--- a/build/arduino-builder-windows-1.2.1.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-3a0c9ac072f18c0cd04ec9027f2860faad4d736a
diff --git a/build/arduino-builder-windows-1.2.2.zip.sha b/build/arduino-builder-windows-1.2.2.zip.sha
new file mode 100644
index 000000000..73840607e
--- /dev/null
+++ b/build/arduino-builder-windows-1.2.2.zip.sha
@@ -0,0 +1 @@
+c5ef023e5a3835750288e01f122d614bb214c592
diff --git a/build/build.xml b/build/build.xml
index 9943c77ff..6bb5cb05e 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -71,7 +71,7 @@
     </or>
   </condition>
 
-  <property name="ARDUINO-BUILDER-VERSION" value="1.2.1" />
+  <property name="ARDUINO-BUILDER-VERSION" value="1.2.2" />
 
   <!-- Libraries required for running arduino -->
   <fileset dir=".." id="runtime.jars">