diff --git a/pom.xml b/pom.xml
index ea77442..7fa5019 100644
--- a/pom.xml
+++ b/pom.xml
@@ -123,9 +123,6 @@
 								<addDefaultImplementationEntries>true</addDefaultImplementationEntries>
 								<addDefaultSpecificationEntries>true</addDefaultSpecificationEntries>
 							</manifest>
-							<manifestEntries>
-								<Multi-Release>true</Multi-Release>
-							</manifestEntries>
 						</archive>
 					</configuration>
 				</plugin>
diff --git a/repository-util/README.md b/repository-util/README.md
index 1b0bbff..2f49698 100644
--- a/repository-util/README.md
+++ b/repository-util/README.md
@@ -48,7 +48,7 @@ usage: RepositoryCompressor
 
 ## Build
 
-This Maven module builds a multi-release jar (MRJAR) so it will run with either Java 8, prior to the introduction of the Java Package Module System (JPMS), or with modules in Java 11 or later. Building the MRJAR requires the presence of two Java Development Kits (JDK), but usage of it only requires a Java runtime version of choice.
+This Maven module is built with JDK 11.
 
 ### Java module
 
diff --git a/repository-util/pom.xml b/repository-util/pom.xml
index d8cdfb2..2b042b6 100644
--- a/repository-util/pom.xml
+++ b/repository-util/pom.xml
@@ -115,9 +115,6 @@
 								<manifest>
 									<mainClass>io.fixprotocol.orchestra.repository.RepositoryValidator</mainClass>
 								</manifest>
-								<manifestEntries>
-									<Multi-Release>true</Multi-Release>
-								</manifestEntries>
 							</archive>
 							<descriptorRefs>
 								<descriptorRef>jar-with-dependencies</descriptorRef>
diff --git a/repository/README.md b/repository/README.md
index 72f9e67..5e79101 100644
--- a/repository/README.md
+++ b/repository/README.md
@@ -12,7 +12,7 @@ In addition to providing the XML schema as a resource, this module builds Java b
 
 ## Build
 
-This Maven module builds a multi-release jar (MRJAR) so it will run with either Java 8, prior to the introduction of the Java Package Module System (JPMS), or with modules in Java 11 or later. Building the MRJAR requires the presence of two Java Development Kits (JDK), but usage of it only requires a Java runtime version of choice.
+This Maven module is built with JDK 11.
 
 ### Java module