diff --git a/.travis.yml b/.travis.yml
index 10fc38a0060..01635d62a20 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -160,8 +160,6 @@ after_success:
         echo "Finished mvn clean deploy for $TRAVIS_BRANCH";
         pushd .;
         cd modules/openapi-generator-gradle-plugin;
-        ./gradlew -Psigning.keyId="$SIGNING_KEY" -Psigning.password="$SIGNING_PASSPHRASE" -Psigning.secretKeyRingFile="${TRAVIS_BUILD_DIR}/sec.gpg" -PossrhUsername="${SONATYPE_USERNAME}" -PossrhPassword="${SONATYPE_PASSWORD}" publishPluginMavenPublicationToSonatypeRepository closeAndReleaseRepository;
-        echo "Finished ./gradlew publishPluginMavenPublicationToSonatypeRepository closeAndReleaseRepository";
         popd;
       elif [ -z $TRAVIS_TAG ] && [[ "$TRAVIS_BRANCH" =~ ^[0-9]+\.[0-9]+\.x$ ]]; then
         echo "Publishing from branch $TRAVIS_BRANCH";
@@ -169,8 +167,6 @@ after_success:
         echo "Finished mvn clean deploy for $TRAVIS_BRANCH";
         pushd .;
         cd modules/openapi-generator-gradle-plugin;
-        ./gradlew -PossrhUsername="${SONATYPE_USERNAME}" -PossrhPassword="${SONATYPE_PASSWORD}" publishPluginMavenPublicationToSonatypeRepository closeAndReleaseRepository;
-        echo "Finished ./gradlew publishPluginMavenPublicationToSonatypeRepository closeAndReleaseRepository";
         popd;
       fi;
       if [ -n $TRAVIS_TAG ] && [[ "$TRAVIS_TAG" =~ ^[v][0-9]+\.[0-9]+\.[0-9]+$ ]]; then
diff --git a/pom.xml b/pom.xml
index fec9d30b507..fd1e378eff1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1300,24 +1300,6 @@
                 <module>samples/client/petstore/java-micronaut-client</module>
             </modules>
         </profile>
-        <!-- test with JDK9 in Shippable CI -->
-        <profile>
-            <id>samples.shippable</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>samples.shippable</value>
-                </property>
-            </activation>
-            <modules>
-                <!-- clients -->
-                <module>samples/openapi3/client/elm</module>
-                <!--<module>samples/client/petstore/elixir</module>-->
-                <module>samples/client/petstore/erlang-client</module>
-                <module>samples/client/petstore/erlang-proper</module>
-                <!--<module>samples/server/petstore/erlang-server</module>-->
-            </modules>
-        </profile>
         <!-- test with Haskell -->
         <profile>
             <id>samples.misc</id>
diff --git a/shippable.yml b/shippable.yml
deleted file mode 100644
index bc4c028a21b..00000000000
--- a/shippable.yml
+++ /dev/null
@@ -1,50 +0,0 @@
-language: java
-
-jdk:
-- openjdk11
-
-build:
-  cache: true
-  cache_dir_list:
-    - $HOME/.m2
-    - $HOME/.stack
-    - $SHIPPABLE_REPO_DIR/samples/client/petstore/elixir/deps
-  ci:
-    # fix shippable apt-get errors
-    - apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 23E7166788B63E1E 6A030B21BA07F4FB 4B8EC3BAABDC4346 EB3E94ADBE1229CF 960B2B2623A0BD5D 6B05F25D762E3157
-    #- rm /etc/apt/sources.list.d/jonathonf-ubuntu-backports-xenial.list 
-    - rm /etc/apt/sources.list.d/basho_riak.list
-    # install Gradle 7.6
-    - wget https://services.gradle.org/distributions/gradle-7.6-bin.zip
-    - sudo mkdir /opt/gradle
-    - unzip -d /opt/gradle gradle-7.6-bin.zip
-    - export PATH=/opt/gradle/gradle-7.6/bin:$PATH
-    - gradle -v
-    - java -version
-    # ensure all modifications created by 'mature' generators are in the git repo
-    # below move to CircleCI ./bin/utils/ensure-up-to-date
-    # prepare environment for tests
-    #- sudo apt-get update -qq
-    # install stack
-    #- curl -sSL https://get.haskellstack.org/ | sh
-    #- stack upgrade
-    #- stack --version
-    # install elixir
-    #- sudo apt-get install erlang
-    - wget https://packages.erlang-solutions.com/erlang-solutions_1.0_all.deb && sudo dpkg -i erlang-solutions_1.0_all.deb
-    - sudo apt-get update
-    - sudo apt-get install elixir
-    # install elm
-    - curl -SL https://github.com/elm/compiler/releases/download/0.19.1/binary-for-linux-64-bit.gz | zcat > /usr/local/bin/elm
-    - chmod +x /usr/local/bin/elm
-    # install rebar3
-    - wget https://s3.amazonaws.com/rebar3/rebar3 && chmod +x rebar3 && cp rebar3 /usr/bin
-    # install php
-    #- apt-get install php
-    # show version
-    #- php -v
-    - rebar3 -v
-    - elixir --version
-    - mix --version
-    # test samples defined in pom.xml
-    - mvn --no-snapshot-updates --quiet verify -P samples.shippable -Dmaven.javadoc.skip=true