# System requirements for MongoDB

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If you want to use a version that Structural does not support, contact Tonic.ai.
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**Versions for which Structural support is ending**

As of April 1, 2026, Structural will not support the following versions of MongoDB:

* 3 through 6

The database provider also no longer supports these versions.
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Tonic Structural supports MongoDB server version 7 and above.

You can also use the MongoDB data connector to connect to an Amazon DocumentDB database. Tonic Structural supports versions 4 and 5 of Amazon DocumentDB.