The leaders have agreed to make efforts to reduce tensions in the coming days.
French authorities were set to block British boats from landing fish and shellfish as early as Tuesday after Jersey refused fishing permits to 75 French captains.
However, the French and British leaders have agreed to work together to "de-escalate" the row over fishing rights in the English Channel.
President Emmanuel Macron met with Boris Johnson in Rome last night.
However, the two countries gave starkly differing versions of the meeting's outcome.
French media reports they've agreed to work on "practical and operational measures" to reduce tension in the coming days.
French officials say both leaders agreed measures need to be taken to get to a de-escalation, but Britain insists it's entirely up to France to calm the waters.
Yesterday Brexit Minister David Frost said he would consider the EU to be in breach of the withdrawal deal if that happened.