diff --git a/README.md b/README.md
index 4478978..7149ca4 100644
--- a/README.md
+++ b/README.md
@@ -35,10 +35,10 @@ Images are provided for [IB gateway][1] and [TWS][2]. With the following tags:
 
 | Image| Channel  | IB Gateway Version  | IBC Version      | Docker Tags                                    |
 | --- | -------- | ------------------- | ---------------- | ---------------------------------------------- |
-| [ib-gateway][1] | `latest` | `10.30.1k` | `3.19.0` | `latest` `10.30` `10.30.1k` |
-| [ib-gateway][1] |`stable` | `10.19.2o` | `3.19.0` | `stable` `10.19` `10.19.2o` |
-| [tws-rdesktop][2] | `latest` | `10.30.1k` | `3.19.0` | `latest` `10.30` `10.30.1k` |
-| [tws-rdesktop][2] |`stable` | `10.19.2o` | `3.19.0` | `stable` `10.19` `10.19.2o` |
+| [ib-gateway][1] | `latest` | `10.30.1l` | `3.20.0` | `latest` `10.30` `10.30.1l` |
+| [ib-gateway][1] |`stable` | `10.19.2o` | `3.20.0` | `stable` `10.19` `10.19.2o` |
+| [tws-rdesktop][2] | `latest` | `10.30.1l` | `3.20.0` | `latest` `10.30` `10.30.1l` |
+| [tws-rdesktop][2] |`stable` | `10.19.2o` | `3.20.0` | `stable` `10.19` `10.19.2o` |
 
 All tags are available in the container repository for [ib-gateway][1] and [tws-rdesktop][2]. IB Gateway and TWS share the same version numbers and tags.
 
@@ -559,7 +559,7 @@ https://github.com/gnzsnz/ib-gateway-docker/raw/gh-pages/ibgateway-releases/ibga
    `ibgateway-${IB_GATEWAY_VERSION}-standalone-linux-x64.sh`, where
    `{IB_GATEWAY_VERSION}` must match the version as configured on Dockerfile
    (first line)
-1. Download IBC and name the file `IBCLinux-3.19.0.zip`, where
+1. Download IBC and name the file `IBCLinux-3.20.0.zip`, where
    `{IBC_VERSION}` must match the version as configured on Dockerfile
 1. Build and run: `docker-compose up --build`
 
diff --git a/latest/Dockerfile b/latest/Dockerfile
index 8995244..55096a9 100644
--- a/latest/Dockerfile
+++ b/latest/Dockerfile
@@ -8,9 +8,9 @@
 # hadolint global ignore=DL3008
 FROM ubuntu:22.04 as setup
 
-ENV IB_GATEWAY_VERSION=10.30.1k
+ENV IB_GATEWAY_VERSION=10.30.1l
 ENV IB_GATEWAY_RELEASE_CHANNEL=latest
-ENV IBC_VERSION=3.19.0
+ENV IBC_VERSION=3.20.0
 
 WORKDIR /tmp/setup
 
@@ -49,7 +49,7 @@ COPY ./scripts /root/scripts
 
 FROM ubuntu:22.04
 
-ENV IB_GATEWAY_VERSION=10.30.1k
+ENV IB_GATEWAY_VERSION=10.30.1l
 # IB Gateway user constants
 ARG USER_ID="${USER_ID:-1000}"
 ARG USER_GID="${USER_GID:-1000}"
diff --git a/latest/Dockerfile.tws b/latest/Dockerfile.tws
index 65878c2..7df76f6 100644
--- a/latest/Dockerfile.tws
+++ b/latest/Dockerfile.tws
@@ -7,7 +7,7 @@
 
 # hadolint global ignore=DL3008
 
-ARG IB_VERSION=10.30.1k
+ARG IB_VERSION=10.30.1l
 FROM ghcr.io/gnzsnz/ib-gateway:${IB_VERSION} as setup
 
 WORKDIR /
@@ -18,9 +18,9 @@ WORKDIR /
 
 FROM lscr.io/linuxserver/rdesktop:ubuntu-xfce
 
-ENV IB_GATEWAY_VERSION=10.30.1k
+ENV IB_GATEWAY_VERSION=10.30.1l
 ENV IB_GATEWAY_RELEASE_CHANNEL=latest
-ENV IBC_VERSION=3.19.0
+ENV IBC_VERSION=3.20.0
 
 # IB Gateway user constants
 # IBC env vars