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How to sew a button back on by hand

Replace a flat shirt button with a needle and thread. Check alignment, leave space for the fabric, secure the thread, and test the closure.

A missing shirt button is a useful first sewing repair. Work on a flat surface with good light and take the garment off before you begin. For your first attempt, a spare button on scrap fabric is easier to handle than a favorite shirt you need immediately.

The quick answer

Align a matching flat button, stitch repeatedly through its holes and the fabric, leave a little clearance underneath, then secure the thread and test the buttonhole.

Go straight to the steps

Before you begin

These steps cover ordinary flat buttons on light or medium-weight garments. Riveted jeans buttons, snaps, and buttons with a built-in rear shank need different methods. Keep needles and loose buttons away from children.

What you’ll need

  • A suitable flat two-hole or four-hole button
  • Hand-sewing needle and thread
  • Scissors and an optional spacer such as a toothpick
  • Scrap fabric for practice

Tools & supplies for this project

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Use what you already own. If you need supplies, compare these options with the requirements above and choose only the items your project needs.

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Let’s do this

Step by step

  1. 01

    Check the replacement and its position

    Test whether the button passes through the buttonhole. Use the old stitch marks and neighboring buttons to locate it. Line up the garment edges before marking the spot; do not rely only on eyeing a straight row.

  2. 02

    Prepare the thread

    Cut a manageable length, around 24 inches, thread the needle, double it, and knot the ends. Bring the needle from the back of the fabric to the marked point.

  3. 03

    Secure the button through its holes

    Lay a toothpick across the button beneath the stitches as a temporary spacer. Pass up through one hole and down through the next, catching the fabric below. Repeat several times without clamping the button tightly to the cloth. For four holes, work the second pair too, matching the parallel or crossed pattern on neighboring buttons.

    A four-hole clothing button sewn with two parallel bars of green thread, one across each pair of holes.
    One finished stitch pattern: two parallel bars. Match the pattern on the garment’s other buttons.Open full-size image
  4. 04

    Leave space for the closure

    Remove the toothpick after stitching. Bring the needle up through the fabric beneath the button, then wrap the working thread around the stitches between button and cloth. This small thread shank leaves room for the buttonhole fabric when you fasten the garment.

    Side view of a flat button above fabric, with thread wrapped around the stitches to form a short shank.
    After removing the spacer, wrap the stitches beneath the button to leave room for the buttonhole fabric.Open full-size image
  5. 05

    Tie off and test

    Take the needle to the back, make a small stitch through the back-side threads, pass through the resulting loop, and tighten. Repeat to secure, then trim. Button and unbutton the garment and check alignment.

Optional supplies on Amazon

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Use what you already have. These links open Amazon search results so you can compare suitable supplies; they are not individual product reviews.

  • Amazon product search · paid linkBrowse hand-sewing kits on Amazon

    Look for hand-sewing needles, thread and small scissors. Match the thread to your fabric; a sewing machine is unnecessary for this task.

Practice before repairing the shirt

On scrap fabric, draw a small dot for the intended position. Sew the button, then inspect both sides. If the back has large loose loops or the front pulls into a tight pucker, remove the practice stitches and try a shorter thread length and gentler tension.

A useful test is whether you can lift the button slightly without seeing loose stitches unravel. The closure also needs enough room for the fabric containing the buttonhole. “Secure” and “pressed completely flat” are different goals.

When the repair still looks wrong

If the garment pulls sideways when fastened, compare the button position with the buttonhole while the edges lie flat. More stitches will not fix a misplaced button. If the fabric around the original position is torn or weakened, that area needs attention before simply attaching the button again.

A quick final check

  • The button fits the existing hole.
  • The garment closes without sideways pulling.
  • The thread is secured and the needle is put away.

Common questions & sticking points

Where can I find a matching spare button?

Check the care label, inside seams, or the small packet supplied with the garment. Match the diameter and thickness as well as the color.

Do I need a sewing machine?

No. This repair uses a hand needle and thread. Some machines can attach suitable buttons, but that is a separate method.

Sources & further reading Optional

References used to check this guide. Follow your product’s own safety instructions where its design differs.

Last source check: September 21, 2026