How to rebuild trust after lying is slow, practical work. Trust can often come back, but it returns through honest behaviour over time, not through one big apology. The person who lied carries most of the repair work, and the other person sets the pace.
Can trust come back after lying?
Yes, trust can often be rebuilt after a lie, including how to rebuild trust after lying in a relationship or how to rebuild trust after lying in marriage. There is no promise that every relationship will recover, and there is no set timeline. What matters is whether you stay honest, consistent and willing to hear the hurt.
If you are thinking “I lied to my partner, and I do not know how to start,” you are in the right place. This article is written for the person who lied. A short section later is for the person who was lied to.
A lie can feel small to the person who told it and large to the person who heard it. Both can be true. Minimizing the lie usually slows repair.
Writing from the Gottman Institute describes trust as something built in everyday moments, not only in rare grand gestures. Repair, they note, also depends on what broke the trust and on both people’s willingness to work at it.
What trust needs to grow again
Trust grows when the other person can count on you again. In plain words, that usually means:
Honesty, including about small things
Consistency between what you say and what you do
Reliability when plans change
A sense that you care about the hurt you caused
You cannot demand that they feel safe again. You can offer the conditions that make safety more possible. Their questions, distance or slow warmth are information, not a punishment you get to rush past.
Step 1, tell the whole truth once
Tell the whole truth in one honest conversation, as far as you know it. Trickle truth, admitting a bit at a time as you are caught, restarts the hurt each time.
Share what happened clearly, without graphic or needless detail. You do not need a speech. You do need the facts that matter, including anything you have been tempted to leave out.
If you are still hiding a piece, wait until you can tell it fully. A partial confession that unravels later often does more damage than a hard, complete conversation now.
This is not a time to manage their reaction or to argue about how they should feel. Tell the truth, then stay and listen.
Step 2, apologize without excuses
Name the lie and name the effect. “I lied to you about X, and I can see that it left you feeling unsafe and doubting me” is a start. These are sample words, not a script you must use.
Leave out the “but.” “I am sorry, but I only lied because you get upset” puts the blame back on them. An apology is not a defence of why you lied.
Our guide to how to apologize to your partner goes into apology wording in more depth. A large research review by Fehr, Gelfand and colleagues found that apology was one of the situational factors linked with forgiveness. That is a general finding, not a promise that one apology will settle this.
Step 3, answer questions and be open
Expect repeated questions. The same story may need to be heard more than once before it feels real. Answer calmly, even when you are tired of the topic.
Offer the transparency your partner asks for, within reason and for a while. That might mean sharing plans, being reachable or saying where you are going. It does not mean handing over passwords, installing tracking tools or agreeing to be watched. Those steps do not rebuild trust. They often add fear and control.
If a question is asked in a harsh moment, you can still answer the fact and suggest a calmer time to talk longer. Openness is a habit, not a one-night interrogation you have to “pass.”
Step 4, keep small promises every day
How to regain trust after lying, and how to regain someone’s trust after lying, is mostly this step. Do what you say you will do. If a plan changes, say so early. Do not add new small lies, even about trivial things.
A kept everyday promise is easier to trust than a dramatic vow. Being on time, following through on a chore or sending the message you said you would send all count.
If you slip, name it quickly. “I said I would be home at six, and I am running late” is repair. Hiding the delay is a new crack.
What slows trust down
Repair slows when you minimize the lie, get defensive or demand forgiveness on your timeline. It also slows when you make your partner manage your guilt, or when you rush them to “be okay now.”
Over-apologizing from guilt is not the same as repair. A short, clear apology plus changed behaviour is usually more useful than a long cycle of self-blame that they have to soothe.
It can help, in a separate conversation, to look at why you lied. Fear of conflict, shame or a wish to avoid disappointing someone are common reasons. That is not an excuse. Understanding the why can make a new lie less likely. Individual counselling can be a place to do that work.
If you are the one who was lied to
If you were on the receiving end, it is normal to doubt. You get to ask for what you need, and you set the pace. Forgiveness is not owed on a timeline.
Our article on trust issues in relationships looks at that wider picture. This post will not repeat that ground. You do not have to decide today whether to stay or leave.
If the lying sits alongside threats, control, monitoring or fear, safety comes first. If you are in immediate danger, call 911. Couples counselling is not the starting point when one partner is afraid. Individual counselling is.
If you are thinking about suicide or hurting yourself, call or text 9-8-8 now. If you or someone else is in immediate danger, call 911.
How counselling can help
Couples counselling can help both of you talk about the lie in a safer way and practise the repair steps. Johnson and Makinen have described "attachment injuries," moments when one partner needed comfort and instead felt a betrayal of trust, and how emotionally focused couple therapy works with those injuries. You can read about our emotionally focused couple therapy service if that approach is of interest. It is one option, not a guarantee that the relationship will be saved.
For online couples sessions, both partners must be in Ontario during the session. They may join from different places. If a lie has shaken your relationship, book a free 15 minute consultation and we can help you both find a way to talk about it and start rebuilding.
Your next step
You can book a free 15-minute consultation with our admin team. It is a chance to explain what you are looking for, ask questions and discuss current options. You do not have to know which therapy approach to request.
We offer counselling at our Kitchener-Waterloo, Cambridge and Ottawa offices and online. Ask about the option that fits your needs. The consultation is not a therapy session or crisis service, and booking it does not commit you to ongoing appointments.
If you or someone you love is in immediate danger, call 911. If you are thinking about suicide, call or text 9-8-8, any time.
Last reviewed: November 2026
Sources
Johnson SM, Makinen JA. Attachment injuries in couple relationships: a new perspective on impasses in couples therapy. https://pubmed.ncbi.nlm.nih.gov/11314548/
Fehr R, Gelfand MJ, et al. The road to forgiveness: a meta-analytic synthesis of its situational and dispositional correlates. https://pubmed.ncbi.nlm.nih.gov/20804242/
The Gottman Institute. The Deeper Meaning of Trust. https://www.gottman.com/blog/the-deeper-meaning-of-trust/