diff --git a/.classpath b/.classpath
index a3a269e..de3f582 100644
--- a/.classpath
+++ b/.classpath
@@ -24,9 +24,9 @@
 	<classpathentry kind="lib" path="lib/jOpenDocument-1.3.jar" sourcepath="lib/jOpenDocument-src-1.3.zip"/>
 	<classpathentry kind="lib" path="lib/threeten-extra-1.5.0.jar" sourcepath="lib/threeten-extra-1.5.0-sources.jar"/>
 	<classpathentry kind="lib" path="lib/devinsy-strings-0.11.4.jar" sourcepath="lib/devinsy-strings-0.11.4-sources.zip"/>
-	<classpathentry kind="lib" path="lib/Logs/log4j-api-2.17.0.jar" sourcepath="lib/Logs/log4j-api-2.17.0-sources.jar"/>
-	<classpathentry kind="lib" path="lib/Logs/log4j-core-2.17.0.jar" sourcepath="lib/Logs/log4j-core-2.17.0-sources.jar"/>
-	<classpathentry kind="lib" path="lib/Logs/log4j-slf4j-impl-2.17.0.jar" sourcepath="lib/Logs/log4j-slf4j-impl-2.17.0-sources.jar"/>
 	<classpathentry kind="lib" path="lib/Logs/slf4j-api-1.7.32.jar" sourcepath="lib/Logs/slf4j-api-1.7.32-sources.jar"/>
+	<classpathentry kind="lib" path="lib/Logs/log4j-api-2.17.1.jar" sourcepath="lib/Logs/log4j-api-2.17.1-sources.jar"/>
+	<classpathentry kind="lib" path="lib/Logs/log4j-core-2.17.1.jar" sourcepath="lib/Logs/log4j-core-2.17.1-sources.jar"/>
+	<classpathentry kind="lib" path="lib/Logs/log4j-slf4j-impl-2.17.1.jar" sourcepath="lib/Logs/log4j-slf4j-impl-2.17.1-sources.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/build-appjar.xml b/build-appjar.xml
index 9c54e7c..d19f06d 100644
--- a/build-appjar.xml
+++ b/build-appjar.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <project default="main" name="Build-appjar">
-	<!--ANT 1.7 is required                                        -->
-	<property name="buildjar.version" value="1.8" />
+	<!--ANT 1.11 is required                                        -->
+	<property name="buildjar.version" value="1.11" />
 	<property file="build.properties" />
 	<property name="build.dir" value="${basedir}/build" />
 	<property name="build.src" value="${basedir}/src" />
diff --git a/lib/Logs/log4j-api-2.17.0-sources.jar b/lib/Logs/log4j-api-2.17.1-sources.jar
similarity index 85%
rename from lib/Logs/log4j-api-2.17.0-sources.jar
rename to lib/Logs/log4j-api-2.17.1-sources.jar
index f895ea8..089b960 100644
Binary files a/lib/Logs/log4j-api-2.17.0-sources.jar and b/lib/Logs/log4j-api-2.17.1-sources.jar differ
diff --git a/lib/Logs/log4j-api-2.17.0.jar b/lib/Logs/log4j-api-2.17.1.jar
similarity index 70%
rename from lib/Logs/log4j-api-2.17.0.jar
rename to lib/Logs/log4j-api-2.17.1.jar
index 77af535..1aae243 100644
Binary files a/lib/Logs/log4j-api-2.17.0.jar and b/lib/Logs/log4j-api-2.17.1.jar differ
diff --git a/lib/Logs/log4j-core-2.17.0-sources.jar b/lib/Logs/log4j-core-2.17.1-sources.jar
similarity index 86%
rename from lib/Logs/log4j-core-2.17.0-sources.jar
rename to lib/Logs/log4j-core-2.17.1-sources.jar
index 6d0e47a..4aeec86 100644
Binary files a/lib/Logs/log4j-core-2.17.0-sources.jar and b/lib/Logs/log4j-core-2.17.1-sources.jar differ
diff --git a/lib/Logs/log4j-core-2.17.0.jar b/lib/Logs/log4j-core-2.17.1.jar
similarity index 78%
rename from lib/Logs/log4j-core-2.17.0.jar
rename to lib/Logs/log4j-core-2.17.1.jar
index 256ff3d..4682527 100644
Binary files a/lib/Logs/log4j-core-2.17.0.jar and b/lib/Logs/log4j-core-2.17.1.jar differ
diff --git a/lib/Logs/log4j-slf4j-impl-2.17.0-sources.jar b/lib/Logs/log4j-slf4j-impl-2.17.1-sources.jar
similarity index 70%
rename from lib/Logs/log4j-slf4j-impl-2.17.0-sources.jar
rename to lib/Logs/log4j-slf4j-impl-2.17.1-sources.jar
index 490e97e..bd05f1f 100644
Binary files a/lib/Logs/log4j-slf4j-impl-2.17.0-sources.jar and b/lib/Logs/log4j-slf4j-impl-2.17.1-sources.jar differ
diff --git a/lib/Logs/log4j-slf4j-impl-2.17.0.jar b/lib/Logs/log4j-slf4j-impl-2.17.1.jar
similarity index 69%
rename from lib/Logs/log4j-slf4j-impl-2.17.0.jar
rename to lib/Logs/log4j-slf4j-impl-2.17.1.jar
index 6501d11..5be8e5d 100644
Binary files a/lib/Logs/log4j-slf4j-impl-2.17.0.jar and b/lib/Logs/log4j-slf4j-impl-2.17.1.jar differ