diff --git a/phpmon/Common/PHP/PhpInstallation.swift b/phpmon/Common/PHP/PhpInstallation.swift
index bd5e1ad..224f386 100644
--- a/phpmon/Common/PHP/PhpInstallation.swift
+++ b/phpmon/Common/PHP/PhpInstallation.swift
@@ -14,6 +14,8 @@ class PhpInstallation {
 
     var iniFiles: [PhpConfigurationFile] = []
 
+    var isPreRelease: Bool = false
+
     var isMissingBinary: Bool = false
 
     var isHealthy: Bool = true
@@ -59,6 +61,10 @@ class PhpInstallation {
                 trimNewlines: false
             ).trimmingCharacters(in: .whitespacesAndNewlines)
 
+            if longVersionString.contains("-dev") {
+                isPreRelease = true
+            }
+
             // The parser should always work, or the string has to be very unusual.
             // If so, the app SHOULD crash, so that the users report what's up.
             versionNumber = try! VersionNumber.parse(longVersionString)
diff --git a/phpmon/Domain/Integrations/Homebrew/BrewPhpFormulaeHandler.swift b/phpmon/Domain/Integrations/Homebrew/BrewPhpFormulaeHandler.swift
index 80ad729..b61ece8 100644
--- a/phpmon/Domain/Integrations/Homebrew/BrewPhpFormulaeHandler.swift
+++ b/phpmon/Domain/Integrations/Homebrew/BrewPhpFormulaeHandler.swift
@@ -46,12 +46,17 @@ class BrewPhpFormulaeHandler: HandlesBrewPhpFormulae {
         return Brew.phpVersionFormulae.map { (version, formula) in
             var fullVersion: String?
             var upgradeVersion: String?
+            var isPrerelease: Bool = Constants.ExperimentalPhpVersions.contains(version)
 
             if let install = PhpEnvironments.shared.cachedPhpInstallations[version] {
                 fullVersion = install.versionNumber.text
+                fullVersion = install.isPreRelease ? "\(fullVersion!)-dev" : fullVersion
+
                 upgradeVersion = outdated?.first(where: { formula in
                     return formula.name == install.formulaName
                 })?.current_version
+
+                isPrerelease = install.isPreRelease
             }
 
             return BrewPhpFormula(
@@ -59,7 +64,7 @@ class BrewPhpFormulaeHandler: HandlesBrewPhpFormulae {
                 displayName: "PHP \(version)",
                 installedVersion: fullVersion,
                 upgradeVersion: upgradeVersion,
-                prerelease: Constants.ExperimentalPhpVersions.contains(version)
+                prerelease: isPrerelease
             )
         }.sorted { $0.displayName > $1.displayName }
     }