diff --git a/njvm.c b/njvm.c
index 4d9e0ed..1f81d06 100644
--- a/njvm.c
+++ b/njvm.c
@@ -105,10 +105,8 @@ void execute(struct program program) {
                 *stack.current = *stack.current + SIGN_EXTEND(IMMEDIATE(program.program[i]));
                 break;
             case RSF:
-                if (debug == 1) printf("rsf\n");
-                if (debug == 1) printf("pop: %i\n", peek(stack, 1));
-                *stack.current = fp + 2;
-                if (debug == 1) printf("pop: %i\n", peek(stack, 1));
+                if (debug == 1) printf("rsf: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i])));
+                *stack.current = fp;
                 fp = pop(stack);
                 break;
             case POPL: