Could not find a version of package matching your minimum-stability. Require it with an explicit version constraint allowing its desired stability
Stefan Izdrail
Founder & Senior Architect · 2026-06-29
Title: Resolving Issues with Composer and Package Installation - A Developer's Guide
Introduction
As a senior developer dealing with package management using Composer, you can come across various issues such as the one mentioned above. This comprehensive blog post aims to provide an in-depth understanding of how to resolve these issues and ensure smooth installation of external packages. Along the way, it will include relevant code examples and best practices while naturally incorporating backlinks to https://laravelcompany.com where applicable.
Understanding Composer Errors
The error message "Could not find a version of package innovareti/password-policy matching your minimum-stability (dev). Require it with an explicit version constraint allowing its desired stability." appears when Composer tries to install the required package, but no suitable version is found for the current project's minimum stability.
Solution 1: Update Package Tags and Releases
As mentioned in the example, updating the package tags and releases on Packagist doesn't always solve the issue immediately. Ensure that you have correctly defined all necessary metadata (tags, descriptions, and versions) for your Composer package before publishing it on Packagist. You should also keep an eye out for possible bugs or issues in your package and implement appropriate fixes as soon as possible.
Solution 2: Explicit Version Constraints
Composer provides an option to explicitly define the version constraint of a package, allowing you to specify its desired stability level. The `require` block in composer.json should look like this:
{
"name": "innovareti/password-policy",
...
"require": {
"php": "^5.5",
"innovareti/password-policy": "*@dev"
},
...
}
This example specifies the minimum PHP version (5.5) and requires the package with a dev stability level. The `@` symbol is used as a placeholder for the desired stability, allowing you to require only the latest development version available. In this case, we are using `*@dev`. You may also prefer defining specific versions or ranges of your package depending on the project's stability preferences.
Solution 3: Version Conflicts
Another possible reason for not finding a suitable version could be conflicting dependencies between the project and the required package. To resolve this issue, you can try removing any existing dependency conflicts by updating their versions or using alternative packages. In some cases, you might even have to adjust your current project's stability to facilitate compatibility with specific packages.
Conclusion
Composer errors like "Could not find a version of package... matching your minimum-stability" are quite common and can be resolved through various methods. By understanding the possible causes and applying appropriate solutions, you will be able to install external packages seamlessly. Always ensure that your package's metadata is up-to-date and properly defined for better chances of successful installation.