diff --git a/build/build.xml b/build/build.xml
index 01bb0d90e..d2f9998b3 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -90,7 +90,7 @@
   <property name="portable" value="false" />
 
   <property name="ARDUINO-BUILDER-VERSION" value="1.3.19" />
-  <property name="LIBLISTSERIAL-VERSION" value="1.1.0" />
+  <property name="LIBLISTSERIAL-VERSION" value="1.1.3" />
 
   <!-- Libraries required for running arduino -->
   <fileset dir=".." id="runtime.jars">
diff --git a/build/liblistSerials-1.1.0.zip.sha b/build/liblistSerials-1.1.0.zip.sha
deleted file mode 100644
index f4bc4a9a2..000000000
--- a/build/liblistSerials-1.1.0.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-05e942bc85e46a2b59e01fe1333dd9472e465654
diff --git a/build/liblistSerials-1.1.3.zip.sha b/build/liblistSerials-1.1.3.zip.sha
new file mode 100644
index 000000000..17363850f
--- /dev/null
+++ b/build/liblistSerials-1.1.3.zip.sha
@@ -0,0 +1 @@
+a7081e9b6860305eda393e852c5a0c3b95abff89