diff --git a/tests/conftest.py b/tests/conftest.py
index 2eecc6b..839de50 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -3,6 +3,6 @@
 pytest_plugins = [
     "command",
     "root",
-    "systemd_vault",
+    "systemd_vaultd",
     "tempdir",
 ]
diff --git a/tests/systemd_vault.py b/tests/systemd_vaultd.py
similarity index 70%
rename from tests/systemd_vault.py
rename to tests/systemd_vaultd.py
index b350879..74e594b 100644
--- a/tests/systemd_vault.py
+++ b/tests/systemd_vaultd.py
@@ -10,14 +10,14 @@ BIN: Optional[Path] = None
 
 
 @pytest.fixture
-def systemd_vault(project_root: Path) -> Path:
+def systemd_vaultd(project_root: Path) -> Path:
     global BIN
     if BIN:
         return BIN
-    bin = os.environ.get("SYSTEMD_VAULT_BIN")
+    bin = os.environ.get("SYSTEMD_VAULTD_BIN")
     if bin:
         BIN = Path(bin)
         return BIN
     run(["go", "build", str(project_root)])
-    BIN = project_root / "systemd-vault"
+    BIN = project_root / "systemd-vaultd"
     return BIN
diff --git a/tests/test_service.py b/tests/test_service.py
index a6bdb66..fc36a73 100644
--- a/tests/test_service.py
+++ b/tests/test_service.py
@@ -29,7 +29,7 @@ def random_service(secrets_dir: Path) -> Service:
 
 
 def test_socket_activation(
-    systemd_vault: Path, command: Command, tempdir: Path
+    systemd_vaultd: Path, command: Command, tempdir: Path
 ) -> None:
     secrets_dir = tempdir / "secrets"
     secrets_dir.mkdir()
@@ -40,7 +40,7 @@ def test_socket_activation(
             "systemd-socket-activate",
             "--listen",
             str(sock),
-            str(systemd_vault),
+            str(systemd_vaultd),
             "-secrets",
             str(secrets_dir),
             "-sock",
@@ -75,10 +75,10 @@ def test_socket_activation(
     assert out.returncode == 0
 
 
-def test_blocking_secret(systemd_vault: Path, command: Command, tempdir: Path) -> None:
+def test_blocking_secret(systemd_vaultd: Path, command: Command, tempdir: Path) -> None:
     secrets_dir = tempdir / "secrets"
     sock = tempdir / "sock"
-    command.run([str(systemd_vault), "-secrets", str(secrets_dir), "-sock", str(sock)])
+    command.run([str(systemd_vaultd), "-secrets", str(secrets_dir), "-sock", str(sock)])
 
     while not sock.exists():
         time.sleep(0.1)