diff -Nru three-merge-0.1.1/debian/changelog three-merge-0.1.1/debian/changelog
--- three-merge-0.1.1/debian/changelog	2021-11-24 07:21:01.000000000 +0000
+++ three-merge-0.1.1/debian/changelog	2021-12-14 18:37:42.000000000 +0000
@@ -1,3 +1,9 @@
+three-merge (0.1.1-4) unstable; urgency=medium
+
+  * Fix autopkgtest script
+
+ -- Julian Gilbey <jdg@debian.org>  Tue, 14 Dec 2021 18:37:42 +0000
+
 three-merge (0.1.1-3) unstable; urgency=medium
 
   * Fix d/watch
diff -Nru three-merge-0.1.1/debian/tests/pytest three-merge-0.1.1/debian/tests/pytest
--- three-merge-0.1.1/debian/tests/pytest	2021-11-24 07:21:01.000000000 +0000
+++ three-merge-0.1.1/debian/tests/pytest	2021-12-14 18:37:42.000000000 +0000
@@ -3,8 +3,8 @@
 set -e
 
 cp -a three_merge/tests "$AUTOPKGTEST_TMP"
-cd "$AUTOPKGTEST_TMP"
 for py in $(py3versions -r 2>/dev/null) ; do
+    cd "$AUTOPKGTEST_TMP"
     echo "Testing with $py:"
-    $py /usr/bin/pytest-3 tests
+    $py -m pytest tests
 done