diff --git a/build/arduino-builder-linux32-1.5.3.tar.bz2.sha b/build/arduino-builder-linux32-1.5.3.tar.bz2.sha
deleted file mode 100644
index d21024b5f..000000000
--- a/build/arduino-builder-linux32-1.5.3.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-5e1e3614a44404177ccfc8aeed18b8beee7ac989
diff --git a/build/arduino-builder-linux32-1.5.4.tar.bz2.sha b/build/arduino-builder-linux32-1.5.4.tar.bz2.sha
new file mode 100644
index 000000000..fca7743f6
--- /dev/null
+++ b/build/arduino-builder-linux32-1.5.4.tar.bz2.sha
@@ -0,0 +1 @@
+814152163d45804b3300b9b2cea751502ac9840f
diff --git a/build/arduino-builder-linux64-1.5.3.tar.bz2.sha b/build/arduino-builder-linux64-1.5.3.tar.bz2.sha
deleted file mode 100644
index 3083f9088..000000000
--- a/build/arduino-builder-linux64-1.5.3.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-c7e24b307fd18bd26b27664fc89ad68427889f03
diff --git a/build/arduino-builder-linux64-1.5.4.tar.bz2.sha b/build/arduino-builder-linux64-1.5.4.tar.bz2.sha
new file mode 100644
index 000000000..be7cdc8b2
--- /dev/null
+++ b/build/arduino-builder-linux64-1.5.4.tar.bz2.sha
@@ -0,0 +1 @@
+2a87816eb0389425ca44e05285c5ce2a03b018d0
diff --git a/build/arduino-builder-linuxaarch64-1.5.3.tar.bz2.sha b/build/arduino-builder-linuxaarch64-1.5.3.tar.bz2.sha
deleted file mode 100644
index d65db06c5..000000000
--- a/build/arduino-builder-linuxaarch64-1.5.3.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-3990539f004b5f61429c3ab03e258c0863b8fef4
diff --git a/build/arduino-builder-linuxaarch64-1.5.4.tar.bz2.sha b/build/arduino-builder-linuxaarch64-1.5.4.tar.bz2.sha
new file mode 100644
index 000000000..a6cd7d913
--- /dev/null
+++ b/build/arduino-builder-linuxaarch64-1.5.4.tar.bz2.sha
@@ -0,0 +1 @@
+81186930ec4dcaef24b89707bcf13cbfe9262b61
diff --git a/build/arduino-builder-linuxarm-1.5.3.tar.bz2.sha b/build/arduino-builder-linuxarm-1.5.3.tar.bz2.sha
deleted file mode 100644
index fdcfe18c6..000000000
--- a/build/arduino-builder-linuxarm-1.5.3.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-dd259b7acca62d7fa58120272dd46a9bf5730ecc
diff --git a/build/arduino-builder-linuxarm-1.5.4.tar.bz2.sha b/build/arduino-builder-linuxarm-1.5.4.tar.bz2.sha
new file mode 100644
index 000000000..a4f20a2c2
--- /dev/null
+++ b/build/arduino-builder-linuxarm-1.5.4.tar.bz2.sha
@@ -0,0 +1 @@
+b27b5228d8dbcbe68659a83b0f78be429039343d
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
deleted file mode 100644
index e1d9568ee..000000000
--- a/build/arduino-builder-macosx-1.5.3-signed.tar.bz2.sha
+++ /dev/null
@@ -1 +0,0 @@
-0c7e9b28317f0babc21e546c0116c0713582317a
diff --git a/build/arduino-builder-macosx-1.5.4-signed.tar.bz2.sha b/build/arduino-builder-macosx-1.5.4-signed.tar.bz2.sha
new file mode 100644
index 000000000..35e13574f
--- /dev/null
+++ b/build/arduino-builder-macosx-1.5.4-signed.tar.bz2.sha
@@ -0,0 +1 @@
+b609b56c06dfe92e00fd4a350db9410e59d4a5b2
diff --git a/build/arduino-builder-windows-1.5.3.zip.sha b/build/arduino-builder-windows-1.5.3.zip.sha
deleted file mode 100644
index 0582bdc2b..000000000
--- a/build/arduino-builder-windows-1.5.3.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-82cd79fa8b0b2ba60036dbf6580f9d7300920b2e
diff --git a/build/arduino-builder-windows-1.5.4.zip.sha b/build/arduino-builder-windows-1.5.4.zip.sha
new file mode 100644
index 000000000..b1a09de68
--- /dev/null
+++ b/build/arduino-builder-windows-1.5.4.zip.sha
@@ -0,0 +1 @@
+3df7a6bd103cad1295f31007137336cb4bbe92d8
diff --git a/build/build.xml b/build/build.xml
index 3cfcff618..0e5f63e09 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -99,7 +99,7 @@
 
   <property name="portable" value="false" />
 
-  <property name="ARDUINO-BUILDER-VERSION" value="1.5.3" />
+  <property name="ARDUINO-BUILDER-VERSION" value="1.5.4" />
   <property name="LIBLISTSERIAL-VERSION" value="1.4.2-2" />
   <property name="AVRGCC-VERSION" value="7.3.0-atmel3.6.1-arduino7" />
   <property name="AVRDUDE-VERSION" value="6.3.0-arduino17" />