diff --git a/dev/release/test-helper.rb b/dev/release/test-helper.rb
index 4238a534d180a..6d420bb2bdd96 100644
--- a/dev/release/test-helper.rb
+++ b/dev/release/test-helper.rb
@@ -129,7 +129,7 @@ def generate_hunks(lines)
 
   def normalize_pom_xml_output_timestamp(line)
     line.gsub(/<project\.build\.outputTimestamp>.+?</) do
-      "<project.build.outputTimestamp>1970-01-01T00:00:00Z<"
+      "<project.build.outputTimestamp>1980-01-01T00:00:02Z<"
     end
   end