diff --git a/.aliases b/.aliases
index cc2b341a..455bcd79 100644
--- a/.aliases
+++ b/.aliases
@@ -1,4 +1,8 @@
+# For using the alias import-office-tables, # copy these exports to .environment (ignored by git) 
+# and amend them according to your external DB:
+export HSADMINNG_POSTGRES_JDBC_URL=
 export HSADMINNG_POSTGRES_ADMIN_USERNAME=admin
+export HSADMINNG_POSTGRES_ADMIN_PASSWORD=
 export HSADMINNG_POSTGRES_RESTRICTED_USERNAME=restricted
 
 gradleWrapper () {
@@ -39,9 +43,22 @@ postgresAutodoc () {
 	dot -Tsvg build/postgres-autodoc.neato >build/postgres-autodoc-rbac.svg && \
 	echo "generated $PWD/build/postgres-autodoc-rbac.svg"
 }
-
 alias postgres-autodoc=postgresAutodoc
 
+function importOfficeTables() {
+	export HSADMINNG_POSTGRES_JDBC=jdbc:postgresql://localhost:5432/postgres
+	export HSADMINNG_POSTGRES_ADMIN_USERNAME=hsh99_admin
+	export HSADMINNG_POSTGRES_ADMIN_PASSWORD=password
+	export HSADMINNG_POSTGRES_RESTRICTED_USERNAME=hsh99_restricted
+	
+	if [ -f .environment ]; then
+		source .environment
+	fi
+
+	./gradlew test --tests ImportOfficeTables -x pitest
+}
+alias import-office-tables=importOfficeTables
+
 alias podman-start='systemctl --user enable --now podman.socket && systemctl --user status podman.socket && ls -la /run/user/$UID/podman/podman.sock'
 alias podman-stop='systemctl --user disable --now podman.socket && systemctl --user status podman.socket && ls -la /run/user/$UID/podman/podman.sock'
 alias podman-use='export DOCKER_HOST="unix:///run/user/$UID/podman/podman.sock"; export TESTCONTAINERS_RYUK_DISABLED=true'
@@ -56,3 +73,4 @@ alias pg-sql-backup='docker exec -i hsadmin-ng-postgres /usr/bin/pg_dump --clean
 alias pg-sql-restore='gunzip --stdout | docker exec -i hsadmin-ng-postgres psql -U postgres -d postgres'
 
 alias fp='grep -r '@Accepts' src | sed -e 's/^.*@/@/g' | sort -u | wc -l'
+
diff --git a/build.gradle b/build.gradle
index 2128bac1..dff765fc 100644
--- a/build.gradle
+++ b/build.gradle
@@ -237,6 +237,12 @@ test {
     excludes = [
             'net.hostsharing.hsadminng.**.generated.**',
     ]
+
+    test {
+        systemProperty "my_variable", System.getenv("MY_VARIABLE")
+    }
+
+
 }
 jacocoTestReport {
     dependsOn test
diff --git a/src/test/java/net/hostsharing/hsadminng/hs/office/migration/ImportOfficeTables.java b/src/test/java/net/hostsharing/hsadminng/hs/office/migration/ImportOfficeTables.java
index 7be9d809..c29a2c94 100644
--- a/src/test/java/net/hostsharing/hsadminng/hs/office/migration/ImportOfficeTables.java
+++ b/src/test/java/net/hostsharing/hsadminng/hs/office/migration/ImportOfficeTables.java
@@ -58,35 +58,42 @@ import static org.assertj.core.api.Assertions.assertThat;
  *
  * When run on a Hostsharing database, it needs the following settings (hsh99_... just examples).
  *
- * In a real hostsharing environment, these are created via (the old) hsadmin:
- *
- * CREATE USER hsh99_admin WITH PASSWORD 'password';
- * CREATE DATABASE hsh99_hsadminng  ENCODING 'UTF8' TEMPLATE template0;
- * REVOKE ALL ON DATABASE hsh99_hsadminng FROM public; -- why does hsadmin do that?
- * ALTER DATABASE hsh99_hsadminng OWNER TO hsh99_admin;
- *
- * CREATE USER hsh99_restricted WITH PASSWORD 'password';
- * GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA public to hsh99_restricted;
+ * In a real Hostsharing environment, these are created via (the old) hsadmin:
 
- * Additionally we need these settings (because the Hostsharing DB-Admin has no CREATE right):
+    CREATE USER hsh99_admin WITH PASSWORD 'password';
+    CREATE DATABASE hsh99_hsadminng  ENCODING 'UTF8' TEMPLATE template0;
+    REVOKE ALL ON DATABASE hsh99_hsadminng FROM public; -- why does hsadmin do that?
+    ALTER DATABASE hsh99_hsadminng OWNER TO hsh99_admin;
+
+    CREATE USER hsh99_restricted WITH PASSWORD 'password';
+
+    \c hsh99_hsadminng
+
+    GRANT ALL PRIVILEGES ON SCHEMA public to hsh99_admin;
+
+ * Additionally, we need these settings (because the Hostsharing DB-Admin has no CREATE right):
+
+    CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+    -- maybe something like that is needed for the 2nd user
+    -- GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA public to hsh99_restricted;
+
+ * Then copy this to a file named .environment (excluded from git):
+
+   export HSADMINNG_POSTGRES_JDBC_URL=jdbc:postgresql://localhost:6432/hsh99_hsadminng
+   export HSADMINNG_POSTGRES_ADMIN_USERNAME=hsh99_admin
+   export HSADMINNG_POSTGRES_ADMIN_PASSWORD=password
+   export HSADMINNG_POSTGRES_RESTRICTED_USERNAME=hsh99_restricted
+
+ * Then, import the office data, uncomment the @Diabled and then run:
  *
- *  CREATE EXTENSION IF EXISTS "uuid-ossp";
- *
- * Then these environment variables need to be set for Liquibase:
- *   export HSADMIN_POSTGRES_JDBC=jdbc:postgresql://localhost:6432/hsh99_hsadminng
- *   export HSADMIN_POSTGRES_ADMIN_USERNAME=hsh99_admin
- *   export HSADMIN_POSTGRES_ADMIN_PASSWORD=password
- *   export HSADMIN_POSTGRES_RESTRICTED_USERNAME=hsh99_restricted
- *
- * Then, to run the import, uncomment the @Diabled and then run:
- *
- *   gw test -tests ImportOfficeTables -x check
+ *   import-office-tables # comes from .aliases file
  */
-//@Disabled
+@Disabled
 @DataJpaTest(properties = {
-        "spring.datasource.url=${HSADMIN_POSTGRES_JDBC:jdbc:tc:postgresql:15.5-bookworm:///spring_boot_testcontainers}",
-        "spring.datasource.username=${HSADMIN_POSTGRES_ADMIN_USERNAME:admin}",
-        "spring.datasource.password=${HSADMIN_POSTGRES_ADMIN_PASSWORD:password}"
+        "spring.datasource.url=${HSADMINNG_POSTGRES_JDBC_URL:jdbc:tc:postgresql:15.5-bookworm:///spring_boot_testcontainers}",
+        "spring.datasource.username=${HSADMINNG_POSTGRES_ADMIN_USERNAME:admin}",
+        "spring.datasource.password=${HSADMINNG_POSTGRES_ADMIN_PASSWORD:password}"
 })
 @Import({ Context.class, JpaAttempt.class })
 @TestMethodOrder(MethodOrderer.OrderAnnotation.class)
@@ -120,6 +127,12 @@ public class ImportOfficeTables extends ContextBasedTest {
     @MockBean
     HttpServletRequest request;
 
+    @Test
+    @Order(0)
+    void preconditions() {
+        assertThat(jdbcUrl).isEqualTo("jdbc:postgresql://localhost:5432/postgres");
+    }
+
     @Test
     @Order(1)
     void importBusinessPartners() {