diff --git a/pom.xml b/pom.xml
index c653250e..10edcd22 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>edu.ucsb.nceas</groupId>
 	<artifactId>metadig-engine</artifactId>
-	<version>2.3.0</version>
+	<version>2.3.2</version>
 	<packaging>jar</packaging>
 
 	<name>metadig-engine</name>
@@ -17,9 +17,10 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<d1_libclient_java.version>2.4.0-SNAPSHOT</d1_libclient_java.version>
         <renjin.version>0.8.2242</renjin.version>
-        <jython.version>2.7.1</jython.version>
+		<jython.version>2.7.2</jython.version>
         <gson.version>2.6.2</gson.version>
         <moxy.version>2.6.3</moxy.version>
+		<log4j.version>2.17.1</log4j.version>
 		<d1_cn_index_processor_version>2.4.0-SNAPSHOT</d1_cn_index_processor_version>
 		<d1_cn_index_common_version>2.4.0-SNAPSHOT</d1_cn_index_common_version>
 		<!-- Have to use a very old version of Spring in order to stay compatible with d1_cn_index_processor -->
@@ -27,7 +28,7 @@
 		<spring.version>3.1.4.RELEASE</spring.version>
         <!-- <docker.registry>docker.io</docker.registry> -->
         <docker.repo>metadig</docker.repo>
-        <docker.tag>2.3.0</docker.tag>
+        <docker.tag>2.3.2</docker.tag>
 		<modules.test.includes>**/*Test.java</modules.test.includes>
 		<modules.test.excludes>**/LTERSuiteTest.java</modules.test.excludes>
 	</properties>
@@ -104,12 +105,6 @@
 			<artifactId>commons-configuration2</artifactId>
 			<version>2.7</version>
 		</dependency>
-        <!-- https://mvnrepository.com/artifact/log4j/log4j -->
-        <dependency>
-            <groupId>log4j</groupId>
-            <artifactId>log4j</artifactId>
-            <version>1.2.17</version>
-        </dependency>
         <!-- https://mvnrepository.com/artifact/commons-beanutils/commons-beanutils -->
 		<dependency>
 			<groupId>commons-beanutils</groupId>
@@ -139,7 +134,7 @@
 		<dependency>
 			<groupId>com.rabbitmq</groupId>
 			<artifactId>amqp-client</artifactId>
-			<version>5.9.0</version>
+			<version>5.13.1</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/joda-time/joda-time -->
 		<dependency>
@@ -150,12 +145,93 @@
 		<dependency>
 			<groupId>org.apache.solr</groupId>
 			<artifactId>solr-solrj</artifactId>
-			<version>7.5.0</version>
+			<version>7.7.3</version>
+			<exclusions>
+				<exclusion>
+					<groupId>junit</groupId>
+					<artifactId>junit</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.slf4j</groupId>
+					<artifactId>slf4j-jdk</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.slf4j</groupId>
+					<artifactId>slf4j-api</artifactId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.solr</groupId>
 			<artifactId>solr-core</artifactId>
-			<version>7.5.0</version>
+			<version>7.7.3</version>
+			<exclusions>
+				<exclusion>
+					<groupId>org.slf4j</groupId>
+					<artifactId>slf4j-jdk14</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.apache.logging.log4j</groupId>
+					<artifactId>log4j-api</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.apache.logging.log4j</groupId>
+					<artifactId>log4j-core</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.apache.logging.log4j</groupId>
+					<artifactId>log4j-slf4j-impl</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.apache.logging.log4j</groupId>
+					<artifactId>log4j-web</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.apache.logging.log4j</groupId>
+					<artifactId>log4j-1.2-api</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.slf4j</groupId>
+					<artifactId>slf4j-api</artifactId>
+				</exclusion>
+			</exclusions>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-log4j12</artifactId>
+			<version>1.6.1</version>
+			<exclusions>
+				<exclusion>
+					<groupId>log4j</groupId>
+					<artifactId>log4j</artifactId>
+				</exclusion>
+			</exclusions>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.logging.log4j</groupId>
+			<artifactId>log4j-1.2-api</artifactId>
+			<version>${log4j.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.logging.log4j</groupId>
+			<artifactId>log4j-core</artifactId>
+			<version>${log4j.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.logging.log4j</groupId>
+			<artifactId>log4j-jcl</artifactId>
+			<version>${log4j.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>commons-logging</groupId>
+			<artifactId>commons-logging</artifactId>
+			<version>1.1</version>
+			<exclusions>
+				<exclusion>
+					<groupId>log4j</groupId>
+					<artifactId>log4j</artifactId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 		<!-- httpclient 4.5.5 is needed by solrj 7.2.1 but the solrj pom only loads
 		     httpclient 4.5.3, so this dependency is included here. If this version is not included,
@@ -206,6 +282,26 @@
 					<groupId>com.rabbitmq</groupId>
 					<artifactId>amqp-client</artifactId>
 				</exclusion>
+				<exclusion>
+					<groupId>org.slf4j</groupId>
+					<artifactId>slf4j-log4j12</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>com.hp.hpl.jena</groupId>
+					<artifactId>jena</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>xml-apis</groupId>
+					<artifactId>xml-apis</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.apache.httpcomponents</groupId>
+					<artifactId>httpclient</artifactId>
+				</exclusion>
+				<exclusion>
+					<groupId>org.slf4j</groupId>
+					<artifactId>slf4j-api</artifactId>
+				</exclusion>
 			</exclusions>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.json/json -->
@@ -291,6 +387,12 @@
 		</repository>
 	</repositories>
 	<build>
+		<resources>
+			<resource>
+				<directory>src/main/resources</directory>
+				<filtering>true</filtering>
+			</resource>
+		</resources>
 		<plugins>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>