2 files changed, 4 insertions, 3 deletions

diff --git a/test/src/buffer-tests.el b/test/src/buffer-tests.el
index 6e9764625a9..0db66f97517 100644
--- a/test/src/buffer-tests.el
+++ b/test/src/buffer-tests.el
@@ -20,6 +20,7 @@
 ;;; Code:
 
 (require 'ert)
+(require 'seq)
 (eval-when-compile (require 'cl-lib))
 
 (ert-deftest overlay-modification-hooks-message-other-buf ()
diff --git a/test/src/data-tests.el b/test/src/data-tests.el
index 3cebb3dfa57..ed092039078 100644
--- a/test/src/data-tests.el
+++ b/test/src/data-tests.el
@@ -174,7 +174,7 @@ most-positive-fixnum, which is just less than a power of 2.")
            sum 1))
 
 (defun test-bool-vector-bv-from-hex-string (desc)
-  (let (bv nchars nibbles)
+  (let (bv nibbles)
     (dolist (c (string-to-list desc))
       (push (string-to-number
              (char-to-string c)
@@ -244,9 +244,9 @@ comparing the subr with a much slower lisp implementation."
 
 (defun test-bool-vector-apply-mock-op (mock a b c)
   "Compute (slowly) the correct result of a bool-vector set operation."
-  (let (changed nv)
+  (let (changed)
     (cl-assert (eql (length b) (length c)))
-    (if a (setf nv a)
+    (unless a
       (setf a (make-bool-vector (length b) nil))
       (setf changed t))