diff --git a/pages/common/nasm.md b/pages/common/nasm.md
index 8be1682d7..90c350789 100644
--- a/pages/common/nasm.md
+++ b/pages/common/nasm.md
@@ -1,6 +1,7 @@
 # nasm
 
 > The Netwide Assembler, a portable 80x86 assembler.
+> More information: <https://nasm.us>.
 
 - Assemble `source.asm` into a binary file `source`, in the (default) raw binary format: