diff --git a/src/Composer/Command/SuggestsCommand.php b/src/Composer/Command/SuggestsCommand.php
index a200f8f69..a7ec3dad8 100644
--- a/src/Composer/Command/SuggestsCommand.php
+++ b/src/Composer/Command/SuggestsCommand.php
@@ -90,7 +90,7 @@ EOT
                 continue;
             }
             foreach ($package['suggest'] as $suggestion => $reason) {
-                if (false === strpos('/', $suggestion) && null !== $platform->findPackage($suggestion, '*')) {
+                if (preg_match(PlatformRepository::PLATFORM_PACKAGE_REGEX, $suggestion) && null !== $platform->findPackage($suggestion, '*')) {
                     continue;
                 }
                 if (!isset($installed[$suggestion])) {
diff --git a/src/Composer/Package/BasePackage.php b/src/Composer/Package/BasePackage.php
index f2f5be707..9630e7ef0 100644
--- a/src/Composer/Package/BasePackage.php
+++ b/src/Composer/Package/BasePackage.php
@@ -239,7 +239,7 @@ abstract class BasePackage implements PackageInterface
      * Build a regexp from a package name, expanding * globs as required
      *
      * @param  string $whiteListedPattern
-     * @param  bool $wrap Wrap the cleaned string by the given string
+     * @param  string $wrap Wrap the cleaned string by the given string
      * @return string
      */
     public static function packageNameToRegexp($whiteListedPattern, $wrap = '{^%s$}i')
diff --git a/src/Composer/Util/Zip.php b/src/Composer/Util/Zip.php
index 8c79d106c..ab10d5bbf 100644
--- a/src/Composer/Util/Zip.php
+++ b/src/Composer/Util/Zip.php
@@ -21,7 +21,6 @@ class Zip
      * Gets content of the root composer.json inside a ZIP archive.
      *
      * @param string $pathToZip
-     * @param string $filename
      *
      * @return string|null
      */