diff --git a/instruments.md b/instruments.md
index 33d3704..8d92d61 100644
--- a/instruments.md
+++ b/instruments.md
@@ -23,6 +23,7 @@ These are the instruments that have been converted to standard formats so you ca
 > 
 > - `Piano - Pop`: Original file: `Piano - Pop.sfz`
 >   - `Key range`: `A0`-`C8`
+>   - `Samples`: 616
 > 
 > Differences compared to the original file:
 > - Removed unsupported opcodes
@@ -46,6 +47,7 @@ These are the instruments that have been converted to standard formats so you ca
 > 
 > - `Piano - Pop`: Original file: `Piano - Pop.sfz`
 >   - `Key range`: `A0`-`C8`
+>   - `Samples`: 616
 > 
 > Differences compared to the original file:
 > - Removed unsupported opcodes
@@ -110,6 +112,55 @@ These are the instruments that have been converted to standard formats so you ca
 
 </details>
 
+#### Upright Piano
+<details><summary>Upright Piano Sustain.sf2</summary>
+
+> This soundfont is converted from Muse Sounds.
+> 
+> Presets:
+> 
+> - `Piano - Pop`: Original file: `Piano - Pop.sfz`
+>   - `Key range`: `A0`-`F8`
+>   - `Samples`: 54
+>   - CC67 (Soft pedal) supported
+> 
+> Differences compared to the original file:
+> - Removed unsupported opcodes
+> - Volumes have been applied to the samples
+> 
+> Other information:
+> - `Muse Keys` version: `0.4.11`
+
+> [Download Upright Piano Sustain.sf2](https://dl.muse-sounds.work/public/release-sf2/Muse%20Keys/Upright%20Piano/Upright%20Piano%20Sustain.sf2) (116.53 MiB)
+
+---
+
+</details>
+
+<details><summary>Upright Piano Sustain.sf3</summary>
+
+> This soundfont is converted from Muse Sounds.
+> 
+> Presets:
+> 
+> - `Piano - Pop`: Original file: `Piano - Pop.sfz`
+>   - `Key range`: `A0`-`F8`
+>   - `Samples`: 54
+>   - CC67 (Soft pedal) supported
+> 
+> Differences compared to the original file:
+> - Removed unsupported opcodes
+> - Volumes have been applied to the samples
+> 
+> Other information:
+> - `Muse Keys` version: `0.4.11`
+
+> [Download Upright Piano Sustain.sf3](https://dl.muse-sounds.work/public/release-sf3/Muse%20Keys/Upright%20Piano/Upright%20Piano%20Sustain.sf3) (20.306 MiB)
+
+---
+
+</details>
+
 ## All Files
 
 These are all the files available for download. They may be the original files, which may be non-standard formats or have extra files that are not needed for most users. If you are not sure what to download, you should check the converted releases above.
@@ -709,6 +760,7 @@ These are all the files available for download. They may be the original files,
 > 
 > - `Piano - Pop`: Original file: `Piano - Pop.sfz`
 >   - `Key range`: `A0`-`C8`
+>   - `Samples`: 616
 > 
 > Differences compared to the original file:
 > - Removed unsupported opcodes
@@ -732,6 +784,7 @@ These are all the files available for download. They may be the original files,
 > 
 > - `Piano - Pop`: Original file: `Piano - Pop.sfz`
 >   - `Key range`: `A0`-`C8`
+>   - `Samples`: 616
 > 
 > Differences compared to the original file:
 > - Removed unsupported opcodes
@@ -921,6 +974,54 @@ These are all the files available for download. They may be the original files,
 
 </details>
 
+<details><summary>Upright Piano Sustain.sf2</summary>
+
+> This soundfont is converted from Muse Sounds.
+> 
+> Presets:
+> 
+> - `Piano - Pop`: Original file: `Piano - Pop.sfz`
+>   - `Key range`: `A0`-`F8`
+>   - `Samples`: 54
+>   - CC67 (Soft pedal) supported
+> 
+> Differences compared to the original file:
+> - Removed unsupported opcodes
+> - Volumes have been applied to the samples
+> 
+> Other information:
+> - `Muse Keys` version: `0.4.11`
+
+> [Download Upright Piano Sustain.sf2](https://dl.muse-sounds.work/public/release-sf2/Muse%20Keys/Upright%20Piano/Upright%20Piano%20Sustain.sf2) (116.53 MiB)
+
+---
+
+</details>
+
+<details><summary>Upright Piano Sustain.sf3</summary>
+
+> This soundfont is converted from Muse Sounds.
+> 
+> Presets:
+> 
+> - `Piano - Pop`: Original file: `Piano - Pop.sfz`
+>   - `Key range`: `A0`-`F8`
+>   - `Samples`: 54
+>   - CC67 (Soft pedal) supported
+> 
+> Differences compared to the original file:
+> - Removed unsupported opcodes
+> - Volumes have been applied to the samples
+> 
+> Other information:
+> - `Muse Keys` version: `0.4.11`
+
+> [Download Upright Piano Sustain.sf3](https://dl.muse-sounds.work/public/release-sf3/Muse%20Keys/Upright%20Piano/Upright%20Piano%20Sustain.sf3) (20.306 MiB)
+
+---
+
+</details>
+
 #### Wurly 200A
 <details><summary>Wurly 200A.sfz.7z</summary>