diff --git a/njvm.c b/njvm.c
index 07d50c8..9f6a71b 100644
--- a/njvm.c
+++ b/njvm.c
@@ -150,7 +150,7 @@ void execute(struct program program) {
                 if (debug == 1) printf("brf: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i])));
                 if (debug == 1) printf("pop: %i\n", peek(stack, 1));
                 if (pop(stack) == 0) {
-                    i = SIGN_EXTEND(IMMEDIATE(program.program[i]));
+                    i = SIGN_EXTEND(IMMEDIATE(program.program[i])) - 1;
                     if (debug == 1) printf("new i: %i\n", i);
                 }
                 break;
@@ -158,12 +158,12 @@ void execute(struct program program) {
                 if (debug == 1) printf("brt: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i])));
                 if (debug == 1) printf("pop: %i\n", peek(stack, 1));
                 if (pop(stack) == 1) {
-                    i = SIGN_EXTEND(IMMEDIATE(program.program[i]));
+                    i = SIGN_EXTEND(IMMEDIATE(program.program[i])) - 1;
                     if (debug == 1) printf("new i: %i\n", i);
                 }
             case JMP:
                 if (debug == 1) printf("jmp: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i])));
-                i = SIGN_EXTEND(IMMEDIATE(program.program[i]));
+                i = SIGN_EXTEND(IMMEDIATE(program.program[i])) - 1;
                 if (debug == 1) printf("new i: %i\n", i);
                 break;
         }