diff --git a/src/link/C/zig.h b/src/link/C/zig.h
index 72868e4400..32612fcc41 100644
--- a/src/link/C/zig.h
+++ b/src/link/C/zig.h
@@ -419,7 +419,7 @@ zig_mul_sat_u(u32,   uint32_t,  uint64_t)
 zig_mul_sat_s(i32,    int32_t,   int64_t)
 zig_mul_sat_u(u64,   uint64_t, uint128_t)
 zig_mul_sat_s(i64,    int64_t,  int128_t)
-zig_mul_sat_s(isize, intptr_t, int128_t)
+zig_mul_sat_s(isize, intptr_t,  int128_t)
 zig_mul_sat_s(short,    short, int)
 zig_mul_sat_s(int,        int, long)
 zig_mul_sat_s(long,      long, long long)