diff --git a/testing/node-driver/src/main/kotlin/net/corda/testing/node/internal/TestCordappsUtils.kt b/testing/node-driver/src/main/kotlin/net/corda/testing/node/internal/TestCordappsUtils.kt
index 5ab15cb556..241a5cc7e3 100644
--- a/testing/node-driver/src/main/kotlin/net/corda/testing/node/internal/TestCordappsUtils.kt
+++ b/testing/node-driver/src/main/kotlin/net/corda/testing/node/internal/TestCordappsUtils.kt
@@ -66,7 +66,7 @@ fun TestCordappImpl.packageAsJar(file: Path) {
     scanResult.use {
         val manifest = createTestManifest(name, title, version, vendor, targetVersion)
         JarOutputStream(file.outputStream(), manifest).use { jos ->
-            val time = FileTime.from(Instant.now())
+            val time = FileTime.from(Instant.EPOCH)
             // The same resource may be found in different locations (this will happen when running from gradle) so just
             // pick the first one found.
             scanResult.allResources.asMap().forEach { path, resourceList ->