diff --git a/CHANGELOG.md b/CHANGELOG.md
index a71a0fc1..48bef4fc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 # v1.5.1
 
+- ROBOT updated to version 1.9.6
 - KGCL plugin for ROBOT updated to version 0.4.0
 - SSSOM command-line tool and plugin for ROBOT updated to version 0.7.7
 - Several Python packages updated, including:
diff --git a/docker/odklite/Dockerfile b/docker/odklite/Dockerfile
index 6d58421b..42a7c092 100644
--- a/docker/odklite/Dockerfile
+++ b/docker/odklite/Dockerfile
@@ -1,7 +1,7 @@
 FROM ubuntu:22.04
 LABEL maintainer="obo-tools@googlegroups.com"
 
-ENV ROBOT_VERSION=1.9.5
+ENV ROBOT_VERSION=1.9.6
 ENV DOSDP_VERSION=0.19.3
 ENV OWLTOOLS_VERSION=2020-04-06
 ENV AMMONITE_VERSION=2.5.9
diff --git a/docker/robot/Dockerfile b/docker/robot/Dockerfile
index 31e25a0c..b1229ade 100644
--- a/docker/robot/Dockerfile
+++ b/docker/robot/Dockerfile
@@ -3,7 +3,7 @@ LABEL maintainer="obo-tools@googlegroups.com"
 
 WORKDIR /tools
 
-ENV ROBOT v1.9.5
+ENV ROBOT v1.9.6
 ARG ROBOT_JAR=https://github.com/ontodev/robot/releases/download/$ROBOT/robot.jar
 ENV ROBOT_JAR ${ROBOT_JAR}