diff --git a/tools/libcore_failures.txt b/tools/libcore_failures.txt
index 9a68779..2735043 100644
--- a/tools/libcore_failures.txt
+++ b/tools/libcore_failures.txt
@@ -238,14 +238,6 @@
   ]
 },
 {
-  description: "Assertion failing in libcore.java.util.zip.DeflateRegressionTest#deterministicOutput -- temporarily disabling test while we investigate.",
-  result: EXEC_FAILED,
-  bug: 135017266,
-  names: [
-    "libcore.java.util.zip.DeflateRegressionTest#deterministicOutput"
-  ]
-},
-{
   description: "Test fails on host with `socket failed: EACCES (Permission denied)`",
   result: EXEC_FAILED,
   modes: [host],