Installation issue on 2.3 dev environment with sample data

[onepack]

composer require msp/security-suite
Using version ^2.1 for msp/security-suite
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

Problem 1
- Conclusion: remove magento/product-community-edition 2.3.0
- Conclusion: don't install magento/product-community-edition 2.3.0
- msp/security-suite 2.1.7 requires msp/twofactorauth 2.1.11 -> satisfiable by msp/twofactorauth[2.1.11].
- Conclusion: don't install msp/twofactorauth 2.1.11
- msp/security-suite 2.1.6 requires msp/twofactorauth 2.1.9 -> satisfiable by msp/twofactorauth[2.1.9].
- Conclusion: don't install msp/twofactorauth 2.1.9
- msp/security-suite 2.1.5 requires msp/twofactorauth 2.1.6 -> satisfiable by msp/twofactorauth[2.1.6].
- Conclusion: don't install msp/twofactorauth 2.1.6
- Installation request for magento/product-community-edition 2.3.0 -> satisfiable by magento/product-community-edition[2.3.0].
- msp/security-suite 2.1.4 requires msp/twofactorauth 2.1.3 -> satisfiable by msp/twofactorauth[2.1.3].
- Conclusion: don't install msp/twofactorauth 2.1.3
- magento/product-community-edition 2.3.0 requires msp/twofactorauth ^3.0.0 -> satisfiable by msp/twofactorauth[3.0.0].
- Can only install one of: msp/twofactorauth[2.1.2, 3.0.0].
- Can only install one of: msp/twofactorauth[2.1.2, 3.0.0].
- Can only install one of: msp/twofactorauth[2.1.2, 3.0.0].
- msp/security-suite 2.1.3 requires msp/twofactorauth 2.1.2 -> satisfiable by msp/twofactorauth[2.1.2].
- Installation request for msp/security-suite ^2.1 -> satisfiable by msp/security-suite[2.1.3, 2.1.4, 2.1.5, 2.1.6, 2.1.7].

Installation failed, reverting ./composer.json to its original content.