diff --git a/commons-fileupload2-core/pom.xml b/commons-fileupload2-core/pom.xml
index 0254596505..2818c56ac7 100644
--- a/commons-fileupload2-core/pom.xml
+++ b/commons-fileupload2-core/pom.xml
@@ -36,6 +36,7 @@
   <properties>
 	<commons.parent.dir>${basedir}/..</commons.parent.dir>
 	<commons.module.name>org.apache.commons.fileupload2.core</commons.module.name>
+    <project.build.outputTimestamp>2024-01-01T00:00:00Z</project.build.outputTimestamp>
   </properties>
 
   <dependencies>
diff --git a/commons-fileupload2-distribution/pom.xml b/commons-fileupload2-distribution/pom.xml
index 49f97219d4..34cd75a01f 100644
--- a/commons-fileupload2-distribution/pom.xml
+++ b/commons-fileupload2-distribution/pom.xml
@@ -37,6 +37,7 @@ limitations under the License.
     <checkstyle.skip>true</checkstyle.skip>
 	<commons.parent.dir>${basedir}/..</commons.parent.dir>
     <commons.release.isDistModule>true</commons.release.isDistModule>
+    <project.build.outputTimestamp>2024-01-01T00:00:00Z</project.build.outputTimestamp>
   </properties>
 
   <build>
diff --git a/commons-fileupload2-jakarta-servlet5/pom.xml b/commons-fileupload2-jakarta-servlet5/pom.xml
index 18524df0bb..fbf73a1ea3 100644
--- a/commons-fileupload2-jakarta-servlet5/pom.xml
+++ b/commons-fileupload2-jakarta-servlet5/pom.xml
@@ -42,6 +42,7 @@
 
 	<!-- Override link to Jakarta EE -->
 	<commons.javadoc.javaee.link>https://jakarta.ee/specifications/platform/9.1/apidocs/</commons.javadoc.javaee.link>
+    <project.build.outputTimestamp>2024-01-01T00:00:00Z</project.build.outputTimestamp>
   </properties>
 
   <dependencies>
diff --git a/commons-fileupload2-jakarta-servlet6/pom.xml b/commons-fileupload2-jakarta-servlet6/pom.xml
index 01b3be2217..021a8225d1 100644
--- a/commons-fileupload2-jakarta-servlet6/pom.xml
+++ b/commons-fileupload2-jakarta-servlet6/pom.xml
@@ -42,6 +42,7 @@
 
     <!-- Override link to Jakarta EE -->
     <commons.javadoc.javaee.link>https://jakarta.ee/specifications/platform/10/apidocs/</commons.javadoc.javaee.link>	
+    <project.build.outputTimestamp>2024-01-01T00:00:00Z</project.build.outputTimestamp>
   </properties>
 
   <dependencies>
diff --git a/commons-fileupload2-javax/pom.xml b/commons-fileupload2-javax/pom.xml
index 4c8c750783..58be5f14c0 100644
--- a/commons-fileupload2-javax/pom.xml
+++ b/commons-fileupload2-javax/pom.xml
@@ -40,6 +40,7 @@
 	<!-- Override properties for the OSGi maven-bundle-plugin to generate proper manifest -->
     <commons.osgi.import>javax.servlet.*;version=${commons.servlet-api.version},*</commons.osgi.import>
     <commons.osgi.requireCapability>osgi.contract;filter:="(&amp;(osgi.contract=JavaServlet)(version=${commons.servlet-api.version}))"</commons.osgi.requireCapability>
+    <project.build.outputTimestamp>2024-01-01T00:00:00Z</project.build.outputTimestamp>
   </properties>
 
   <dependencies>
diff --git a/commons-fileupload2-portlet/pom.xml b/commons-fileupload2-portlet/pom.xml
index 859afe1fda..6150b96fca 100644
--- a/commons-fileupload2-portlet/pom.xml
+++ b/commons-fileupload2-portlet/pom.xml
@@ -40,6 +40,7 @@
 	<!-- Override properties for the OSGi maven-bundle-plugin to generate proper manifest -->
     <commons.osgi.import>!javax.portlet,*</commons.osgi.import>
     <commons.osgi.dynamicImport>javax.portlet</commons.osgi.dynamicImport>
+    <project.build.outputTimestamp>2024-01-01T00:00:00Z</project.build.outputTimestamp>
   </properties>
 
   <dependencies>
diff --git a/pom.xml b/pom.xml
index 7a8bbb3973..7aec161469 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.commons</groupId>
     <artifactId>commons-parent</artifactId>
-    <version>65</version>
+    <version>66</version>
   </parent>
 
   <artifactId>commons-fileupload2</artifactId>