diff --git a/accessors-smart/pom.xml b/accessors-smart/pom.xml
index b3c9306..ef87765 100644
--- a/accessors-smart/pom.xml
+++ b/accessors-smart/pom.xml
@@ -50,7 +50,6 @@ limitations under the License.
     </licenses>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <project.build.outputTimestamp>10</project.build.outputTimestamp>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
     </properties>
diff --git a/json-smart-action/pom.xml b/json-smart-action/pom.xml
index 8b607d5..c2acc58 100644
--- a/json-smart-action/pom.xml
+++ b/json-smart-action/pom.xml
@@ -41,7 +41,6 @@
     </licenses>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <project.build.outputTimestamp>10</project.build.outputTimestamp>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <junit.version>5.12.1</junit.version>
diff --git a/json-smart/pom.xml b/json-smart/pom.xml
index cbce688..e0a3131 100644
--- a/json-smart/pom.xml
+++ b/json-smart/pom.xml
@@ -56,7 +56,6 @@ limitations under the License.
 	</licenses>
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-		<project.build.outputTimestamp>10</project.build.outputTimestamp>
 		<maven.compiler.source>1.8</maven.compiler.source>
 		<maven.compiler.target>1.8</maven.compiler.target>
 		<junit.version>5.12.1</junit.version>