diff --git a/build/arduino-builder-linux32-1.5.2.tar.bz2.sha b/build/arduino-builder-linux32-1.5.2.tar.bz2.sha
deleted file mode 100644
index 66a8ff5f4..000000000
--- a/build/arduino-builder-linux32-1.5.2.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-3c59ce3e4d4972d505e29d96f9c002c6a57bcdfe
diff --git a/build/arduino-builder-linux32-1.5.3.tar.bz2.sha b/build/arduino-builder-linux32-1.5.3.tar.bz2.sha
new file mode 100644
index 000000000..d21024b5f
--- /dev/null
+++ b/build/arduino-builder-linux32-1.5.3.tar.bz2.sha
@@ -0,0 +1 @@
+5e1e3614a44404177ccfc8aeed18b8beee7ac989
diff --git a/build/arduino-builder-linux64-1.5.2.tar.bz2.sha b/build/arduino-builder-linux64-1.5.2.tar.bz2.sha
deleted file mode 100644
index b1a7c45d6..000000000
--- a/build/arduino-builder-linux64-1.5.2.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-4c15507e0e9707165e81d8c1d74fd437cae4c8f8
diff --git a/build/arduino-builder-linux64-1.5.3.tar.bz2.sha b/build/arduino-builder-linux64-1.5.3.tar.bz2.sha
new file mode 100644
index 000000000..3083f9088
--- /dev/null
+++ b/build/arduino-builder-linux64-1.5.3.tar.bz2.sha
@@ -0,0 +1 @@
+c7e24b307fd18bd26b27664fc89ad68427889f03
diff --git a/build/arduino-builder-linuxaarch64-1.5.2.tar.bz2.sha b/build/arduino-builder-linuxaarch64-1.5.2.tar.bz2.sha
deleted file mode 100644
index c7db8bec5..000000000
--- a/build/arduino-builder-linuxaarch64-1.5.2.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-dba114904a611fba09c49705965f3f306f17fb67
diff --git a/build/arduino-builder-linuxaarch64-1.5.3.tar.bz2.sha b/build/arduino-builder-linuxaarch64-1.5.3.tar.bz2.sha
new file mode 100644
index 000000000..d65db06c5
--- /dev/null
+++ b/build/arduino-builder-linuxaarch64-1.5.3.tar.bz2.sha
@@ -0,0 +1 @@
+3990539f004b5f61429c3ab03e258c0863b8fef4
diff --git a/build/arduino-builder-linuxarm-1.5.2.tar.bz2.sha b/build/arduino-builder-linuxarm-1.5.2.tar.bz2.sha
deleted file mode 100644
index b7cf6d327..000000000
--- a/build/arduino-builder-linuxarm-1.5.2.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-c665aee103e167f606d750c2c49d9df57a42e9f7
diff --git a/build/arduino-builder-linuxarm-1.5.3.tar.bz2.sha b/build/arduino-builder-linuxarm-1.5.3.tar.bz2.sha
new file mode 100644
index 000000000..fdcfe18c6
--- /dev/null
+++ b/build/arduino-builder-linuxarm-1.5.3.tar.bz2.sha
@@ -0,0 +1 @@
+dd259b7acca62d7fa58120272dd46a9bf5730ecc
diff --git a/build/arduino-builder-macosx-1.5.2-signed.tar.bz2.sha b/build/arduino-builder-macosx-1.5.2-signed.tar.bz2.sha
deleted file mode 100644
index 9a331f0b2..000000000
--- a/build/arduino-builder-macosx-1.5.2-signed.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-cec7e73d16e859f3965bd0dd04a51dbcb8913696
diff --git a/build/arduino-builder-macosx-1.5.3-signed.tar.bz2.sha b/build/arduino-builder-macosx-1.5.3-signed.tar.bz2.sha
new file mode 100644
index 000000000..e1d9568ee
--- /dev/null
+++ b/build/arduino-builder-macosx-1.5.3-signed.tar.bz2.sha
@@ -0,0 +1 @@
+0c7e9b28317f0babc21e546c0116c0713582317a
diff --git a/build/arduino-builder-windows-1.5.2.zip.sha b/build/arduino-builder-windows-1.5.2.zip.sha
deleted file mode 100644
index 3d9b9c25b..000000000
--- a/build/arduino-builder-windows-1.5.2.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-70aaca6e113765cecc3256acc147ab750c4b6778
diff --git a/build/arduino-builder-windows-1.5.3.zip.sha b/build/arduino-builder-windows-1.5.3.zip.sha
new file mode 100644
index 000000000..0582bdc2b
--- /dev/null
+++ b/build/arduino-builder-windows-1.5.3.zip.sha
@@ -0,0 +1 @@
+82cd79fa8b0b2ba60036dbf6580f9d7300920b2e
diff --git a/build/build.xml b/build/build.xml
index f96b1723c..a6b480f8f 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -99,7 +99,7 @@
 
   <property name="portable" value="false" />
 
-  <property name="ARDUINO-BUILDER-VERSION" value="1.5.2" />
+  <property name="ARDUINO-BUILDER-VERSION" value="1.5.3" />
   <property name="LIBLISTSERIAL-VERSION" value="1.4.2-2" />
   <property name="AVRGCC-VERSION" value="7.3.0-atmel3.6.1-arduino5" />
   <property name="AVRDUDE-VERSION" value="6.3.0-arduino17" />