diff --git a/html/mandelbrot-fixed.mu.html b/html/mandelbrot-fixed.mu.html
index ed2dfbe9..aa464470 100644
--- a/html/mandelbrot-fixed.mu.html
+++ b/html/mandelbrot-fixed.mu.html
@@ -140,9 +140,9 @@ if ('onhashchange' in window) {
81
82
83
- 84 fn multiply-fixed a: int, b: int -> _/eax: int {
- 85 var result/eax: int <- copy a
- 86 result <- multiply b
+ 84 fn multiply-fixed a-f: int, b-f: int -> _/eax: int {
+ 85 var result/eax: int <- copy a-f
+ 86 result <- multiply b-f
87 {
88 break-if-not-overflow
89 abort "multiply-fixed: overflow"
diff --git a/mandelbrot-fixed.mu b/mandelbrot-fixed.mu
index d0469ee1..ac9bbc28 100644
--- a/mandelbrot-fixed.mu
+++ b/mandelbrot-fixed.mu
@@ -81,9 +81,9 @@ fn test-fixed-conversion {
# special routines for multiplying and dividing fixed-point numbers
-fn multiply-fixed a: int, b: int -> _/eax: int {
- var result/eax: int <- copy a
- result <- multiply b
+fn multiply-fixed a-f: int, b-f: int -> _/eax: int {
+ var result/eax: int <- copy a-f
+ result <- multiply b-f
{
break-if-not-overflow
abort "multiply-fixed: overflow"