diff --git a/src/Uri.php b/src/Uri.php
index afd53ea9..59f776ee 100644
--- a/src/Uri.php
+++ b/src/Uri.php
@@ -111,6 +111,7 @@ public function __toString(): string
             return $this->uriString;
         }
 
+        /** @psalm-suppress ImpureMethodCall, InaccessibleProperty */
         $this->uriString = static::createUriString(
             $this->scheme,
             $this->getAuthority(),
@@ -443,6 +444,9 @@ public function withFragment($fragment): UriInterface
 
     /**
      * Parse a URI into its parts, and set the properties
+     *
+     * @psalm-suppress InaccessibleProperty Method is only called in {@see Uri::__construct} and thus immutability is
+     *                                      still given.
      */
     private function parseUri(string $uri): void
     {
@@ -553,8 +557,12 @@ private function filterUserInfoPart(string $part): string
     {
         $part = $this->filterInvalidUtf8($part);
 
-        // Note the addition of `%` to initial charset; this allows `|` portion
-        // to match and thus prevent double-encoding.
+        /**
+         * @psalm-suppress ImpureFunctionCall Even tho the callback targets this immutable class,
+         *                                    psalm reports an issue here.
+         * Note the addition of `%` to initial charset; this allows `|` portion
+         * to match and thus prevent double-encoding.
+         */
         return preg_replace_callback(
             '/(?:[^%' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMS . ']+|%(?![A-Fa-f0-9]{2}))/u',
             [$this, 'urlEncodeChar'],
@@ -569,6 +577,10 @@ private function filterPath(string $path): string
     {
         $path = $this->filterInvalidUtf8($path);
 
+        /**
+         * @psalm-suppress ImpureFunctionCall Even tho the callback targets this immutable class,
+         *                                    psalm reports an issue here.
+         */
         return preg_replace_callback(
             '/(?:[^' . self::CHAR_UNRESERVED . ')(:@&=\+\$,\/;%]+|%(?![A-Fa-f0-9]{2}))/u',
             [$this, 'urlEncodeChar'],
@@ -657,6 +669,10 @@ private function filterQueryOrFragment(string $value): string
     {
         $value = $this->filterInvalidUtf8($value);
 
+        /**
+         * @psalm-suppress ImpureFunctionCall Even tho the callback targets this immutable class,
+         *                                    psalm reports an issue here.
+         */
         return preg_replace_callback(
             '/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMS . '%:@\/\?]+|%(?![A-Fa-f0-9]{2}))/u',
             [$this, 'urlEncodeChar'],