diff --git a/toolchain/build-uni_vga.sh b/toolchain/build-uni_vga.sh
index a22a18e..f65fd25 100755
--- a/toolchain/build-uni_vga.sh
+++ b/toolchain/build-uni_vga.sh
@@ -1,5 +1,8 @@
 #!/bin/sh -e
 
+# Download and convert the Unicode VGA font by Dmitry Yu. Bolkhovityanov
+# https://www.inp.nsk.su/~bolkhov/files/fonts/univga/
+
 mkdir -p /opt/external && cd /opt/external
 [ -f "uni-vga.tgz" ] || wget "https://www.inp.nsk.su/~bolkhov/files/fonts/univga/uni-vga.tgz"
 [ -d "uni_vga" ] || tar -xf uni-vga.tgz
@@ -33,7 +36,7 @@ with open("u_vga16.termfont.inc", "w") as fp:
     fp.write(f"unsigned char font[{127-32}][16] =")
     fp.write("{\n")
 
-    for codepoint in range(32, 127):
+    for codepoint in range(32, 127): # ONLY SAVE ASCII (for now)
         fp.write("\t{" + ", ".join([f"0x{v:02X}" for v in chars.get(codepoint, [])]) + "},\n")
     
     fp.write("};")