diff --git a/test/install.bats b/test/install.bats
index a507822580..b51b6f5576 100644
--- a/test/install.bats
+++ b/test/install.bats
@@ -13,9 +13,10 @@ setup() {
 }
 
 @test "install.sh creates a valid installation, and uninstall.sh undos it" {
-  run "$PATH_TO_INSTALL_SHELL" "$INSTALL_DIR"
+  run "$PATH_TO_INSTALL_SHELL" "$INSTALL_DIR" "$BATS_LIBDIR"
   [ "$status" -eq 0 ]
   [ "$output" == "Installed Bats to $INSTALL_DIR/bin/bats" ]
+  ls -lr "$INSTALL_DIR"
   [ -x "$INSTALL_DIR/bin/bats" ]
   [ -x "$INSTALL_DIR/$BATS_LIBDIR/bats-core/formatter.bash" ]
   [ -x "$INSTALL_DIR/$BATS_LIBDIR/bats-core/preprocessing.bash" ]
diff --git a/test/root.bats b/test/root.bats
index 555a0515c1..2a703427ed 100644
--- a/test/root.bats
+++ b/test/root.bats
@@ -19,9 +19,10 @@ setup() {
   # give each test their own tmpdir to allow for parallelization without interference
   # shellcheck disable=SC2103,SC2164
   cd "$BATS_TEST_TMPDIR"
+  PATH_TO_INSTALL_SHELL="${BATS_TEST_DIRNAME%/*}/install.sh"
   mkdir -p {usr/bin,opt/bats-core}
   ls -lR .
-  "$BATS_ROOT/install.sh" "opt/bats-core"
+  "$PATH_TO_INSTALL_SHELL" "opt/bats-core"
 
   ln -s "usr/bin" "bin"