diff --git a/lib/gpb b/lib/gpb
index d3920bb..ed2c545 160000
--- a/lib/gpb
+++ b/lib/gpb
@@ -1 +1 @@
-Subproject commit d3920bb120d6ff04ac1c94bf3f744a1800bc18ea
+Subproject commit ed2c5452da8443bec0b5238e99346df5bfaa9b61