diff --git a/build.xml b/build.xml
index 0ba608e..c4ba094 100644
--- a/build.xml
+++ b/build.xml
@@ -2,7 +2,7 @@
     <property environment="env"/>
     <fail unless="env.IBC_BIN" message="Environment variable 'IBC_BIN' not set (set it to the fully-qualified directory name containing the TWS jar files)."/>
 
-    <property name="ver" value="3.15.0"/>
+    <property name="ver" value="3.15.1"/>
     <property name="src" location="src"/>
     <property name="resources" location="resources"/>
     <property name="target" location="target"/>
diff --git a/resources/IBC.jar b/resources/IBC.jar
index ea2380e..bbe235c 100644
Binary files a/resources/IBC.jar and b/resources/IBC.jar differ
diff --git a/resources/version b/resources/version
index 4bcbd94..d0adf2c 100644
--- a/resources/version
+++ b/resources/version
@@ -1 +1 @@
-3.15.0
\ No newline at end of file
+3.15.1
\ No newline at end of file
diff --git a/src/ibcalpha/ibc/IbcVersionInfo.java b/src/ibcalpha/ibc/IbcVersionInfo.java
index 6e6a9b6..758481c 100644
--- a/src/ibcalpha/ibc/IbcVersionInfo.java
+++ b/src/ibcalpha/ibc/IbcVersionInfo.java
@@ -3,5 +3,5 @@
 package ibcalpha.ibc;
 
 public class IbcVersionInfo {
-    public final static String IBC_VERSION = "3.15.0";
+    public final static String IBC_VERSION = "3.15.1";
 }