diff --git a/CHANGES.md b/CHANGES.md
index 6444e05..3b5a0dd 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -14,7 +14,8 @@ need to update if they noticed missing features.
   https://github.com/cnpem/epics-in-docker/pull/42
 * ci: add reusable job for IOC images. by @ericonr in
   https://github.com/cnpem/epics-in-docker/pull/49
-* base: new functionality for installing iocs. by @guirodrigueslima in
+* base: new functionality for installing iocs.
+  base: add OPCUA and ether_ip IOC. by @guirodrigueslima in
   https://github.com/cnpem/epics-in-docker/pull/57
 
 ### Bug fixes
diff --git a/base/.env b/base/.env
index ee947ff..d089510 100644
--- a/base/.env
+++ b/base/.env
@@ -23,3 +23,6 @@ MOTOR_VERSION=R7-3-1
 PMAC_VERSION=2-6-1
 
 LIBSSCPIMEGA_VERSION=fb8acf533a7c01b5266bf32d60d1a5f923e19523
+
+OPCUA_VERSION=0.9.4
+ETHER_IP_VERSION=ether_ip-3-3
diff --git a/base/Dockerfile b/base/Dockerfile
index 1b527ef..12b1ffd 100644
--- a/base/Dockerfile
+++ b/base/Dockerfile
@@ -65,6 +65,8 @@ WORKDIR ${EPICS_MODULES_PATH}
 COPY caputlog-waveform-fix.patch .
 COPY install_modules.sh .
 RUN ./install_modules.sh
+COPY install_opcua.sh .
+RUN ./install_opcua.sh
 
 COPY backport-adsupport-nanohttp.patch .
 COPY install_area_detector.sh .
diff --git a/base/docker-compose.yml b/base/docker-compose.yml
index f5dd741..7469a01 100644
--- a/base/docker-compose.yml
+++ b/base/docker-compose.yml
@@ -29,4 +29,5 @@ services:
         PMAC_VERSION: ${PMAC_VERSION}
         LIBSSCPIMEGA_VERSION: ${LIBSSCPIMEGA_VERSION}
         RETOOLS_VERSION: ${RETOOLS_VERSION}
-        
\ No newline at end of file
+        OPCUA_VERSION: ${OPCUA_VERSION}
+        ETHER_IP_VERSION: ${ETHER_IP_VERSION}
diff --git a/base/install_modules.sh b/base/install_modules.sh
index 311e0c4..0516e5c 100755
--- a/base/install_modules.sh
+++ b/base/install_modules.sh
@@ -61,3 +61,7 @@ EPICS_BASE
 install_from_github brunoseivam retools RETOOLS $RETOOLS_VERSION "
 EPICS_BASE
 "
+
+install_from_github -i epics-modules ether_ip ETHER_IP $ETHER_IP_VERSION "
+EPICS_BASE
+"
diff --git a/base/install_opcua.sh b/base/install_opcua.sh
new file mode 100755
index 0000000..35191d5
--- /dev/null
+++ b/base/install_opcua.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+set -ex
+
+. /opt/epics/install-functions.sh
+
+opcua_release_url=https://github.com/epics-modules/opcua/releases/download/v${OPCUA_VERSION}
+opcua_release_file=IOC_opcua-${OPCUA_VERSION}_Base-${EPICS_BASE_VERSION}_debian${DEBIAN_VERSION%.*}.tar.gz
+lnls-get-n-unpack -l $opcua_release_url/$opcua_release_file
+mv binaryOpcuaIoc opcua
+install_module -i opcua OPCUA "
+EPICS_BASE
+"
+EPICS_HOST_ARCH=`perl ${EPICS_BASE_PATH}/lib/perl/EpicsHostArch.pl`
+ln -s ${EPICS_MODULES_PATH}/opcua/{opcuaIocApp/libopcua.so.0.9,lib/${EPICS_HOST_ARCH}/libopcua.so}
diff --git a/base/musl/Dockerfile b/base/musl/Dockerfile
index 04b50b8..9d3eabf 100644
--- a/base/musl/Dockerfile
+++ b/base/musl/Dockerfile
@@ -51,6 +51,8 @@ ARG RECCASTER_VERSION
 ARG IPAC_VERSION
 ARG CAPUTLOG_VERSION
 ARG RETOOLS_VERSION
+ARG OPCUA_VERSION
+ARG ETHER_IP_VERSION
 
 WORKDIR ${EPICS_MODULES_PATH}
 COPY caputlog-waveform-fix.patch .
diff --git a/base/musl/docker-compose.yml b/base/musl/docker-compose.yml
index 1f7f52a..4f82968 100644
--- a/base/musl/docker-compose.yml
+++ b/base/musl/docker-compose.yml
@@ -24,3 +24,5 @@ services:
         IPAC_VERSION: ${IPAC_VERSION}
         CAPUTLOG_VERSION: ${CAPUTLOG_VERSION}
         RETOOLS_VERSION: ${RETOOLS_VERSION}
+        OPCUA_VERSION: ${OPCUA_VERSION}
+        ETHER_IP_VERSION: ${ETHER_IP_VERSION}