diff --git a/launch/update-version.sh b/launch/update-version.sh
index 0cd57f65..3c346e19 100755
--- a/launch/update-version.sh
+++ b/launch/update-version.sh
@@ -48,15 +48,12 @@ EOF
 
 # greetings-maven-J21-X.XX.sh
 cat > "$ROOT_DIR/scripts/greetings-maven-J21-${VERSION}.sh" << EOF
-if [ "\$TRAVIS_BUILD_DIR" = "" ]
-then
-  export TRAVIS_BUILD_DIR=\$(pwd)
-fi
+REPO_DIR="\${GITHUB_WORKSPACE:-\$(pwd)}"
 
 cd greetings-maven/2.${MINOR_VERSION}.0-J21
 
 export PROFILES=-Ptycho_snapshots
-export SETTINGS="-s \$TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s \$REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B -f org.xtext.example.mydsl.parent/pom.xml \$DISABLE_DOWNLOAD_PROGRESS \$SETTINGS \$PROFILES -Djava-21 clean install
@@ -66,11 +63,10 @@ EOF
 cat > "$ROOT_DIR/scripts/greetings-tycho-J21-${VERSION}.sh" << EOF
 cd greetings-tycho/2.${MINOR_VERSION}.0-J21
 
-TRAVIS_BUILD_DIR="\${TRAVIS_BUILD_DIR:-\$GITHUB_WORKSPACE}"
-TRAVIS_BUILD_DIR="\${TRAVIS_BUILD_DIR:-../../}"
+REPO_DIR="\${GITHUB_WORKSPACE:-../../}"
 
 export PROFILES=
-export SETTINGS="-s \$TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s \$REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B -f org.xtext.example.mydsl.parent/pom.xml \$DISABLE_DOWNLOAD_PROGRESS \$SETTINGS \$PROFILES -Djava-21 -Dtycho.showEclipseLog=true clean install \$EXTRA_ARGS
@@ -85,15 +81,12 @@ EOF
 
 # greetings-maven-J25-X.XX.sh
 cat > "$ROOT_DIR/scripts/greetings-maven-J25-${VERSION}.sh" << EOF
-if [ "\$TRAVIS_BUILD_DIR" = "" ]
-then
-  export TRAVIS_BUILD_DIR=\$(pwd)
-fi
+REPO_DIR="\${GITHUB_WORKSPACE:-\$(pwd)}"
 
 cd greetings-maven/2.${MINOR_VERSION}.0-J25
 
 export PROFILES=-Ptycho_snapshots
-export SETTINGS="-s \$TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s \$REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B -f org.xtext.example.mydsl.parent/pom.xml \$DISABLE_DOWNLOAD_PROGRESS \$SETTINGS \$PROFILES -Djava-25 clean install
@@ -103,11 +96,10 @@ EOF
 cat > "$ROOT_DIR/scripts/greetings-tycho-J25-${VERSION}.sh" << EOF
 cd greetings-tycho/2.${MINOR_VERSION}.0-J25
 
-TRAVIS_BUILD_DIR="\${TRAVIS_BUILD_DIR:-\$GITHUB_WORKSPACE}"
-TRAVIS_BUILD_DIR="\${TRAVIS_BUILD_DIR:-../../}"
+REPO_DIR="\${GITHUB_WORKSPACE:-../../}"
 
 export PROFILES=
-export SETTINGS="-s \$TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s \$REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B -f org.xtext.example.mydsl.parent/pom.xml \$DISABLE_DOWNLOAD_PROGRESS \$SETTINGS \$PROFILES -Djava-25 -Dtycho.showEclipseLog=true clean install \$EXTRA_ARGS
@@ -117,11 +109,10 @@ EOF
 cat > "$ROOT_DIR/scripts/domainmodel-${VERSION}.sh" << EOF
 cd domainmodel/2.${MINOR_VERSION}.0/org.eclipse.xtext.example.domainmodel.releng
 
-TRAVIS_BUILD_DIR="\${TRAVIS_BUILD_DIR:-\$GITHUB_WORKSPACE}"
-TRAVIS_BUILD_DIR="\${TRAVIS_BUILD_DIR:-../../../}"
+REPO_DIR="\${GITHUB_WORKSPACE:-../../../}"
 
 export PROFILES=
-export SETTINGS="-s \$TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s \$REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B \$DISABLE_DOWNLOAD_PROGRESS \$SETTINGS \$PROFILES -Dtycho.showEclipseLog=true clean install \$EXTRA_ARGS
diff --git a/scripts/domainmodel-2.44.sh b/scripts/domainmodel-2.44.sh
index a126d213..992fa99f 100755
--- a/scripts/domainmodel-2.44.sh
+++ b/scripts/domainmodel-2.44.sh
@@ -1,10 +1,9 @@
 cd domainmodel/2.44.0/org.eclipse.xtext.example.domainmodel.releng
 
-TRAVIS_BUILD_DIR="${TRAVIS_BUILD_DIR:-$GITHUB_WORKSPACE}"
-TRAVIS_BUILD_DIR="${TRAVIS_BUILD_DIR:-../../../}"
+REPO_DIR="${GITHUB_WORKSPACE:-../../../}"
 
 export PROFILES=
-export SETTINGS="-s $TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s $REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B $DISABLE_DOWNLOAD_PROGRESS $SETTINGS $PROFILES -Dtycho.showEclipseLog=true clean install $EXTRA_ARGS
diff --git a/scripts/greetings-maven-J21-2.44.sh b/scripts/greetings-maven-J21-2.44.sh
index 40399c12..96d8ebd6 100755
--- a/scripts/greetings-maven-J21-2.44.sh
+++ b/scripts/greetings-maven-J21-2.44.sh
@@ -1,12 +1,9 @@
-if [ "$TRAVIS_BUILD_DIR" = "" ]
-then
-  export TRAVIS_BUILD_DIR=$(pwd)
-fi
+REPO_DIR="${GITHUB_WORKSPACE:-$(pwd)}"
 
 cd greetings-maven/2.44.0-J21
 
 export PROFILES=-Ptycho_snapshots
-export SETTINGS="-s $TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s $REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B -f org.xtext.example.mydsl.parent/pom.xml $DISABLE_DOWNLOAD_PROGRESS $SETTINGS $PROFILES -Djava-21 clean install
diff --git a/scripts/greetings-maven-J25-2.44.sh b/scripts/greetings-maven-J25-2.44.sh
index d95aee03..2a954988 100755
--- a/scripts/greetings-maven-J25-2.44.sh
+++ b/scripts/greetings-maven-J25-2.44.sh
@@ -1,12 +1,9 @@
-if [ "$TRAVIS_BUILD_DIR" = "" ]
-then
-  export TRAVIS_BUILD_DIR=$(pwd)
-fi
+REPO_DIR="${GITHUB_WORKSPACE:-$(pwd)}"
 
 cd greetings-maven/2.44.0-J25
 
 export PROFILES=-Ptycho_snapshots
-export SETTINGS="-s $TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s $REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B -f org.xtext.example.mydsl.parent/pom.xml $DISABLE_DOWNLOAD_PROGRESS $SETTINGS $PROFILES -Djava-25 clean install
diff --git a/scripts/greetings-tycho-J21-2.44.sh b/scripts/greetings-tycho-J21-2.44.sh
index 9dd8616c..efaa4246 100755
--- a/scripts/greetings-tycho-J21-2.44.sh
+++ b/scripts/greetings-tycho-J21-2.44.sh
@@ -1,10 +1,9 @@
 cd greetings-tycho/2.44.0-J21
 
-TRAVIS_BUILD_DIR="${TRAVIS_BUILD_DIR:-$GITHUB_WORKSPACE}"
-TRAVIS_BUILD_DIR="${TRAVIS_BUILD_DIR:-../../}"
+REPO_DIR="${GITHUB_WORKSPACE:-../../}"
 
 export PROFILES=
-export SETTINGS="-s $TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s $REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B -f org.xtext.example.mydsl.parent/pom.xml $DISABLE_DOWNLOAD_PROGRESS $SETTINGS $PROFILES -Djava-21 -Dtycho.showEclipseLog=true clean install $EXTRA_ARGS
diff --git a/scripts/greetings-tycho-J25-2.44.sh b/scripts/greetings-tycho-J25-2.44.sh
index 6d629f7a..0f3733e9 100755
--- a/scripts/greetings-tycho-J25-2.44.sh
+++ b/scripts/greetings-tycho-J25-2.44.sh
@@ -1,10 +1,9 @@
 cd greetings-tycho/2.44.0-J25
 
-TRAVIS_BUILD_DIR="${TRAVIS_BUILD_DIR:-$GITHUB_WORKSPACE}"
-TRAVIS_BUILD_DIR="${TRAVIS_BUILD_DIR:-../../}"
+REPO_DIR="${GITHUB_WORKSPACE:-../../}"
 
 export PROFILES=
-export SETTINGS="-s $TRAVIS_BUILD_DIR/settings.xml"
+export SETTINGS="-s $REPO_DIR/settings.xml"
 export DISABLE_DOWNLOAD_PROGRESS=-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn 
 
 mvn -B -f org.xtext.example.mydsl.parent/pom.xml $DISABLE_DOWNLOAD_PROGRESS $SETTINGS $PROFILES -Djava-25 -Dtycho.showEclipseLog=true clean install $EXTRA_ARGS