diff --git a/cmake/oss.cmake.in b/cmake/oss.cmake.in
index 1aae5cfb6546f..e25f0a2689dbc 100644
--- a/cmake/oss.cmake.in
+++ b/cmake/oss.cmake.in
@@ -357,7 +357,7 @@ INSTALL_COMMAND
 
 ExternalProject_Add(avro
   GIT_REPOSITORY https://github.com/vectorizedio/avro
-  GIT_TAG ce14f60716796462bab73fad19d659f3f1d3b9a8
+  GIT_TAG c64be3b874e3208b54ceb3d34bd464f281082147
   INSTALL_DIR @REDPANDA_DEPS_INSTALL_DIR@
   CMAKE_COMMAND ${CMAKE_COMMAND} -E env ${cmake_build_env} ${CMAKE_COMMAND}
   CMAKE_ARGS