diff --git a/tools/luci-go/linux64/isolate.sha1 b/tools/luci-go/linux64/isolate.sha1
index d0b8f6c04b54fd..b8593a765bd18c 100644
--- a/tools/luci-go/linux64/isolate.sha1
+++ b/tools/luci-go/linux64/isolate.sha1
@@ -1 +1 @@
-0bc14f6977e9c033abe1c2fe612128accdac4b1b
+3c0fbcab83730c86bbd5a09e760388dcb7053bc4
diff --git a/tools/luci-go/mac64/isolate.sha1 b/tools/luci-go/mac64/isolate.sha1
index 885db74daf03d1..bf7e1c1dd579ff 100644
--- a/tools/luci-go/mac64/isolate.sha1
+++ b/tools/luci-go/mac64/isolate.sha1
@@ -1 +1 @@
-a1b6aa3e545ee371ff1e488ac4a83fb5dce3c349
+d37a2f34eff58e1fb04038bd52381001479d4aa1
diff --git a/tools/luci-go/win64/isolate.exe.sha1 b/tools/luci-go/win64/isolate.exe.sha1
index 8ff73f6b54f19c..c575f97042c4a1 100644
--- a/tools/luci-go/win64/isolate.exe.sha1
+++ b/tools/luci-go/win64/isolate.exe.sha1
@@ -1 +1 @@
-4e4bcb96b7bd4828e625d523e9b9984e1fc499d5
+d4b894493b1ee5c04ec5bc88e6ea286426540770