diff --git a/pkg/compiler/interop_test.go b/pkg/compiler/interop_test.go
index 073c1c2ec..5bcd269a2 100644
--- a/pkg/compiler/interop_test.go
+++ b/pkg/compiler/interop_test.go
@@ -221,7 +221,7 @@ func TestBuiltinDoesNotCompile(t *testing.T) {
 	ctx := v.Context()
 	retCount := 0
 	for op, _, err := ctx.Next(); err == nil; op, _, err = ctx.Next() {
-		if ctx.IP() > len(ctx.Program()) {
+		if ctx.IP() >= len(ctx.Program()) {
 			break
 		}
 		if op == opcode.RET {
diff --git a/pkg/vm/cli/cli.go b/pkg/vm/cli/cli.go
index a5fc1b060..61e00d585 100644
--- a/pkg/vm/cli/cli.go
+++ b/pkg/vm/cli/cli.go
@@ -433,8 +433,8 @@ func handleOps(c *ishell.Context) {
 }
 
 func changePrompt(c ishell.Actions, v *vm.VM) {
-	if v.Ready() && v.Context().IP()-1 >= 0 {
-		c.SetPrompt(fmt.Sprintf("NEO-GO-VM %d > ", v.Context().IP()-1))
+	if v.Ready() && v.Context().IP() >= 0 {
+		c.SetPrompt(fmt.Sprintf("NEO-GO-VM %d > ", v.Context().IP()))
 	} else {
 		c.SetPrompt("NEO-GO-VM > ")
 	}
diff --git a/pkg/vm/context.go b/pkg/vm/context.go
index f2cf01ab1..79893d299 100644
--- a/pkg/vm/context.go
+++ b/pkg/vm/context.go
@@ -141,11 +141,9 @@ func (c *Context) Next() (opcode.Opcode, []byte, error) {
 	return instr, parameter, nil
 }
 
-// IP returns the absolute instruction without taking 0 into account.
-// If that program starts the ip = 0 but IP() will return 1, cause its
-// the first instruction.
+// IP returns current instruction offset in the context script.
 func (c *Context) IP() int {
-	return c.ip + 1
+	return c.ip
 }
 
 // LenInstr returns the number of instructions loaded.