diff --git a/conf/checksums b/conf/checksums
index b358df5..70109bf 100644
--- a/conf/checksums
+++ b/conf/checksums
@@ -1,4 +1,4 @@
-accumulo:2.1.4:a752ff92e711ef09e07d34d4f0e18c51de67ef0b54d39470eda31dea4c2b40769efe35ef3a64b1706264493dfcacbfc0dfd2708bd54df1e9df110ad8d403c2c6
+accumulo:2.1.6:3c9a09f6fd4fe7f9214d74997206a79a136d2028f363a9e06eb507f66ad413ed5af73c6c5ac2270c8663feee04bc98e778a34fc5f2d76ddd38ec27d671154623
 hadoop:3.5.0:04ab94496cc00c8b7a28d03f6308eff8d2a4e7f37a9da5e8e086e4d6fc990e7a94d661908f6a6136039536efb362614b8aecdef185b5fb8ed588f0b152c7aa16
 hadoop:3.4.2:79a383e156022d6690da359120b25db8146452265d92a4e890d9ea78c2078a01b661daf78163ee9b4acef7106b01fd5c8d1a55f7ad284f88b31ab3f402ae3acf
 hadoop:3.3.6:de3eaca2e0517e4b569a88b63c89fae19cb8ac6c01ff990f1ff8f0cc0f3128c8e8a23db01577ca562a0e0bb1b4a3889f8c74384e609cd55e537aada3dcaa9f8a
diff --git a/conf/uno.conf b/conf/uno.conf
index e189669..9f69134 100644
--- a/conf/uno.conf
+++ b/conf/uno.conf
@@ -5,7 +5,7 @@
 # --------
 export HADOOP_VERSION=${HADOOP_VERSION:-3.5.0}
 export ZOOKEEPER_VERSION=${ZOOKEEPER_VERSION:-3.9.5}
-export ACCUMULO_VERSION=${ACCUMULO_VERSION:-2.1.4}
+export ACCUMULO_VERSION=${ACCUMULO_VERSION:-2.1.6}
 export FLUO_VERSION=${FLUO_VERSION:-1.2.0}
 export FLUO_YARN_VERSION=${FLUO_YARN_VERSION:-1.0.0}