diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 80f5826..9a1d299 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ env:
   TEST_PASSWORD: "asd"
   TEST_LDAP_CONNECTION_STRING: "ldap://dirsrv:3389"
   TEST_SUFFIX: "dc=example,dc=test"
-  TEST_ACI_LDIF: "aci_tmp.txt"
+  TEST_ACI_LDIF: "aci_tmp.ldif"
 
 jobs:
   run-tests:
@@ -44,7 +44,7 @@ jobs:
       - name: Generate ACIs
         working-directory: ./aci
         run: |
-          python make_acis.py -l -s $TEST_SUFFIX
+          python make_acis.py -l -s $TEST_SUFFIX > aci_tmp.ldif
       - name: Run test script
         working-directory: ./aci
         run: |
diff --git a/README.md b/README.md
index c4742d6..5128c21 100644
--- a/README.md
+++ b/README.md
@@ -50,7 +50,7 @@ pip install -r requirements.txt
 # Alternatively, as a LDIF file (replace with real suffix):
 ./make_acis.py -l -s "dc=example,dc=test"
 # Create LDIF file with ACIs for tests:
-./make_acis.py -l -s "dc=example,dc=test" > aci_tmp.txt
+./make_acis.py -l -s "dc=example,dc=test" > aci_tmp.ldif
 # Required env variables for the tests
 export TEST_PASSWORD="secret1"
 export TEST_LDAP_CONNECTION_STRING="ldap://ldap1.sso.local:389"