diff --git a/tests/ansible/integration/runner/missing_module.yml b/tests/ansible/integration/runner/missing_module.yml
index 064a9bf8..205c8632 100644
--- a/tests/ansible/integration/runner/missing_module.yml
+++ b/tests/ansible/integration/runner/missing_module.yml
@@ -6,7 +6,7 @@
     - connection: local
       command: |
         ansible -vvv
-        -i "{{inventory_file}}"
+        -i "{{MITOGEN_INVENTORY_FILE}}"
         test-targets
         -m missing_module
       args:
diff --git a/tests/ansible/integration/ssh/timeouts.yml b/tests/ansible/integration/ssh/timeouts.yml
index 0fd416f5..92fd9307 100644
--- a/tests/ansible/integration/ssh/timeouts.yml
+++ b/tests/ansible/integration/ssh/timeouts.yml
@@ -6,7 +6,7 @@
     - connection: local
       command: |
         ansible -vvv
-        -i "{{inventory_file}}"
+        -i "{{MITOGEN_INVENTORY_FILE}}"
         test-targets
         -m custom_python_detect_environment
         -e ansible_user=mitogen__slow_user -e ansible_password=slow_user_password
diff --git a/tests/ansible/integration/ssh/variables.yml b/tests/ansible/integration/ssh/variables.yml
index 6bfcb2a5..71536391 100644
--- a/tests/ansible/integration/ssh/variables.yml
+++ b/tests/ansible/integration/ssh/variables.yml
@@ -18,7 +18,7 @@
       shell: >
         ANSIBLE_STRATEGY=mitogen_linear
         ANSIBLE_SSH_ARGS=""
-        ansible -m shell -a whoami -i "{{inventory_file}}" test-targets
+        ansible -m shell -a whoami -i "{{MITOGEN_INVENTORY_FILE}}" test-targets
         -e ansible_ssh_user=mitogen__has_sudo
         -e ansible_ssh_pass=has_sudo_password
       args:
@@ -29,7 +29,7 @@
     - shell: >
         ANSIBLE_STRATEGY=mitogen_linear
         ANSIBLE_SSH_ARGS=""
-        ansible -m shell -a whoami -i "{{inventory_file}}" test-targets
+        ansible -m shell -a whoami -i "{{MITOGEN_INVENTORY_FILE}}" test-targets
         -e ansible_ssh_user=mitogen__has_sudo
         -e ansible_ssh_pass=wrong_password
       args:
@@ -47,7 +47,7 @@
       shell: >
         ANSIBLE_STRATEGY=mitogen_linear
         ANSIBLE_SSH_ARGS=""
-        ansible -m shell -a whoami -i "{{inventory_file}}" test-targets
+        ansible -m shell -a whoami -i "{{MITOGEN_INVENTORY_FILE}}" test-targets
         -e ansible_user=mitogen__has_sudo
         -e ansible_ssh_pass=has_sudo_password
       args:
@@ -58,7 +58,7 @@
     - shell: >
         ANSIBLE_STRATEGY=mitogen_linear
         ANSIBLE_SSH_ARGS=""
-        ansible -m shell -a whoami -i "{{inventory_file}}" test-targets
+        ansible -m shell -a whoami -i "{{MITOGEN_INVENTORY_FILE}}" test-targets
         -e ansible_user=mitogen__has_sudo
         -e ansible_ssh_pass=wrong_password
       args:
@@ -76,7 +76,7 @@
       shell: >
         ANSIBLE_STRATEGY=mitogen_linear
         ANSIBLE_SSH_ARGS=""
-        ansible -m shell -a whoami -i "{{inventory_file}}" test-targets
+        ansible -m shell -a whoami -i "{{MITOGEN_INVENTORY_FILE}}" test-targets
         -e ansible_user=mitogen__has_sudo
         -e ansible_password=has_sudo_password
       args:
@@ -87,7 +87,7 @@
     - shell: >
         ANSIBLE_STRATEGY=mitogen_linear
         ANSIBLE_SSH_ARGS=""
-        ansible -m shell -a whoami -i "{{inventory_file}}" test-targets
+        ansible -m shell -a whoami -i "{{MITOGEN_INVENTORY_FILE}}" test-targets
         -e ansible_user=mitogen__has_sudo
         -e ansible_password=wrong_password
       args:
@@ -110,7 +110,7 @@
       shell: >
         ANSIBLE_STRATEGY=mitogen_linear
         ANSIBLE_SSH_ARGS=""
-        ansible -m shell -a whoami -i "{{inventory_file}}" test-targets
+        ansible -m shell -a whoami -i "{{MITOGEN_INVENTORY_FILE}}" test-targets
         -e ansible_user=mitogen__has_sudo_pubkey
         -e ansible_ssh_private_key_file=../data/docker/mitogen__has_sudo_pubkey.key
       args:
@@ -121,7 +121,7 @@
     - shell: >
         ANSIBLE_STRATEGY=mitogen_linear
         ANSIBLE_SSH_ARGS=""
-        ansible -m shell -a whoami -i "{{inventory_file}}" test-targets
+        ansible -m shell -a whoami -i "{{MITOGEN_INVENTORY_FILE}}" test-targets
         -e ansible_user=mitogen__has_sudo
         -e ansible_ssh_private_key_file=/dev/null
       args:
diff --git a/tests/ansible/integration/strategy/mixed_vanilla_mitogen.yml b/tests/ansible/integration/strategy/mixed_vanilla_mitogen.yml
index a7aadb19..206f80bd 100644
--- a/tests/ansible/integration/strategy/mixed_vanilla_mitogen.yml
+++ b/tests/ansible/integration/strategy/mixed_vanilla_mitogen.yml
@@ -6,7 +6,7 @@
     - connection: local
       command: |
         ansible-playbook
-        -i "{{inventory_file}}"
+        -i "{{MITOGEN_INVENTORY_FILE}}"
         -vvv
         integration/strategy/_mixed_mitogen_vanilla.yml
       args:
@@ -16,7 +16,7 @@
     - connection: local
       command: |
         ansible-playbook
-        -i "{{inventory_file}}"
+        -i "{{MITOGEN_INVENTORY_FILE}}"
         -vvv
         integration/strategy/_mixed_vanilla_mitogen.yml
       args: