diff --git a/src/cpu.zig b/src/cpu.zig
index 2b27bb1..860253b 100644
--- a/src/cpu.zig
+++ b/src/cpu.zig
@@ -198,7 +198,7 @@ fn execute(cpu: *Cpu, display: *Display, mem: *[0x1000]u8, instr: Instruction) v
             cpu.pc = addr + cpu.v[0];
         },
         .RND => |args| {
-            cpu.v[args.x] = prng.random.int(u8) & args.kk;
+            cpu.v[args.x] = prng.random().int(u8) & args.kk;
         },
         .DRW => |args| {
             const x = args.x;