diff --git a/tests/_autoenv_stack.t b/tests/_autoenv_stack.t
index 6f659c6..de919a1 100644
--- a/tests/_autoenv_stack.t
+++ b/tests/_autoenv_stack.t
@@ -1,6 +1,6 @@
 Tests for internal stack handling.
 
-  $ source $TESTDIR/setup.sh
+  $ source $TESTDIR/setup.sh || return 1
 
 Non-existing entries are allowed and handled without error.
 
diff --git a/tests/_autoenv_utils.t b/tests/_autoenv_utils.t
index 3da1fde..8e47a15 100644
--- a/tests/_autoenv_utils.t
+++ b/tests/_autoenv_utils.t
@@ -1,6 +1,6 @@
 Tests for internal util methods.
 
-  $ source $TESTDIR/setup.sh
+  $ source $TESTDIR/setup.sh || return 1
 
 Non-existing entries are allowed and handled without error.
 
diff --git a/tests/autoenv.t b/tests/autoenv.t
index aef6bb9..7618385 100644
--- a/tests/autoenv.t
+++ b/tests/autoenv.t
@@ -1,4 +1,4 @@
-  $ source $TESTDIR/setup.sh
+  $ source $TESTDIR/setup.sh || return 1
 
 Lets set a simple .env action
 
diff --git a/tests/cwd.t b/tests/cwd.t
index e0ae132..9a0bd13 100644
--- a/tests/cwd.t
+++ b/tests/cwd.t
@@ -1,6 +1,6 @@
 Test $PWD, $autoenv_event, $autoenv_from_dir and $autoenv_to_dir.
 
-  $ source $TESTDIR/setup.sh
+  $ source $TESTDIR/setup.sh || return 1
 
 Setup env actions / output.
 
diff --git a/tests/leave.t b/tests/leave.t
index fb7ee37..ad70e2f 100644
--- a/tests/leave.t
+++ b/tests/leave.t
@@ -1,4 +1,4 @@
-  $ source $TESTDIR/setup.sh
+  $ source $TESTDIR/setup.sh || return 1
 
 Lets set a simple .env action
 
diff --git a/tests/recurse-upwards.t b/tests/recurse-upwards.t
index 68f79be..20a35d1 100644
--- a/tests/recurse-upwards.t
+++ b/tests/recurse-upwards.t
@@ -1,6 +1,6 @@
 Test recursing into parent .env files.
 
-  $ source $TESTDIR/setup.sh
+  $ source $TESTDIR/setup.sh || return 1
 
 Setup env actions / output.
 
diff --git a/tests/varstash.t b/tests/varstash.t
index 487230b..85d665f 100644
--- a/tests/varstash.t
+++ b/tests/varstash.t
@@ -1,6 +1,6 @@
 Test varstash integration.
 
-  $ source $TESTDIR/setup.sh
+  $ source $TESTDIR/setup.sh || return 1
 
 Setup test environment.