diff --git a/Options-and-usage.md b/Options-and-usage.md
index f20bb38..148259c 100644
--- a/Options-and-usage.md
+++ b/Options-and-usage.md
@@ -100,7 +100,7 @@ If using NUS-encrypted FIRMs, a matching **cetk** file for each encrypted FIRM i
     - **EmuS**: **first EmuNAND** booted with **the SysNAND FIRM**,
     - **EmXS** (where **X** can be **2**, **3** or **4**): **EmuNAND X** booted with **the SysNAND FIRM**.
   - You can also display a custom version string for each NAND, by creating text files named `customversion_sys.txt`, `customversion_emu.txt`, `customversion_emu2.txt`, `customversion_emu3.txt` or `customversion_emu4.txt` inside `luma`.  
-The version strings can't exceed **39 characters**.
+The version strings can't exceed **19 characters**.
 
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