diff --git a/src/Standards/PEAR/Sniffs/Functions/FunctionCallSignatureSniff.php b/src/Standards/PEAR/Sniffs/Functions/FunctionCallSignatureSniff.php
index 323dc3b306..b98186b146 100644
--- a/src/Standards/PEAR/Sniffs/Functions/FunctionCallSignatureSniff.php
+++ b/src/Standards/PEAR/Sniffs/Functions/FunctionCallSignatureSniff.php
@@ -110,7 +110,9 @@ public function process(File $phpcsFile, $stackPtr)
 
         $closeBracket = $tokens[$openBracket]['parenthesis_closer'];
 
-        if (($stackPtr + 1) !== $openBracket) {
+        if ($tokens[$stackPtr]['code'] !== T_ANON_CLASS
+            && ($stackPtr + 1) !== $openBracket
+        ) {
             // Checking this: $value = my_function[*](...).
             $error = 'Space before opening parenthesis of function call prohibited';
             $fix   = $phpcsFile->addFixableError($error, $stackPtr, 'SpaceBeforeOpenBracket');
diff --git a/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.inc b/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.inc
index 8e35a96c8b..5c7823ce7c 100644
--- a/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.inc
+++ b/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.inc
@@ -587,3 +587,25 @@ content
     'my_file.php'
   ); ?>
 <?php endif; ?>
+<?php
+
+// Anonymous object instantiations are treated the same as a normal call.
+$anon = new class() {};
+$anon = new class($foo, true) {};
+$anon = new class(
+    $foo,
+    true,
+    10
+) {};
+
+$anon = new class( ) {};
+$anon = new class( $foo, true    ) {};
+$anon = new class($foo,
+
+  true, 10) {};
+
+// ... though do not enforce no space between the class keyword and the open parenthesis.
+$anon = new class () {};
+
+// And anonymous object instantiations without parentheses are ignored.
+$anon = new class {};
diff --git a/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.inc.fixed b/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.inc.fixed
index 163446f5f0..ef8503e641 100644
--- a/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.inc.fixed
+++ b/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.inc.fixed
@@ -605,3 +605,26 @@ content
     'my_file.php'
 ); ?>
 <?php endif; ?>
+<?php
+
+// Anonymous object instantiations are treated the same as a normal call.
+$anon = new class() {};
+$anon = new class($foo, true) {};
+$anon = new class(
+    $foo,
+    true,
+    10
+) {};
+
+$anon = new class() {};
+$anon = new class($foo, true) {};
+$anon = new class(
+    $foo,
+    true, 10
+) {};
+
+// ... though do not enforce no space between the class keyword and the open parenthesis.
+$anon = new class () {};
+
+// And anonymous object instantiations without parentheses are ignored.
+$anon = new class {};
diff --git a/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.php b/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.php
index 567f9e69eb..fb3277ee30 100644
--- a/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.php
+++ b/src/Standards/PEAR/Tests/Functions/FunctionCallSignatureUnitTest.php
@@ -117,6 +117,11 @@ public function getErrorList()
             581 => 1,
             586 => 1,
             587 => 1,
+            601 => 2,
+            602 => 2,
+            603 => 1,
+            604 => 1,
+            605 => 2,
         ];
 
     }//end getErrorList()
diff --git a/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.inc b/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.inc
index 1ca477d054..57ed98c301 100644
--- a/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.inc
+++ b/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.inc
@@ -265,3 +265,24 @@ array_fill_keys(
     ), value: true,
 );
 // phpcs:set PSR2.Methods.FunctionCallSignature allowMultipleArguments false
+
+// Anonymous object instantiations are treated the same as a normal call.
+$anon = new class() {};
+$anon = new class($foo, true) {};
+$anon = new class(
+    $foo,
+    true,
+    10
+) {};
+
+$anon = new class( ) {};
+$anon = new class( $foo, true    ) {};
+$anon = new class($foo,
+
+  true, 10) {};
+
+// ... though do not enforce no space between the class keyword and the open parenthesis.
+$anon = new class () {};
+
+// And anonymous object instantiations without parentheses are ignored.
+$anon = new class {};
diff --git a/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.inc.fixed b/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.inc.fixed
index dc383ed2a7..ef4630874b 100644
--- a/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.inc.fixed
+++ b/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.inc.fixed
@@ -281,3 +281,26 @@ array_fill_keys(
     ), value: true,
 );
 // phpcs:set PSR2.Methods.FunctionCallSignature allowMultipleArguments false
+
+// Anonymous object instantiations are treated the same as a normal call.
+$anon = new class() {};
+$anon = new class($foo, true) {};
+$anon = new class(
+    $foo,
+    true,
+    10
+) {};
+
+$anon = new class() {};
+$anon = new class($foo, true) {};
+$anon = new class(
+    $foo,
+    true,
+    10
+) {};
+
+// ... though do not enforce no space between the class keyword and the open parenthesis.
+$anon = new class () {};
+
+// And anonymous object instantiations without parentheses are ignored.
+$anon = new class {};
diff --git a/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.php b/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.php
index 7f6ce1f959..ee133d22bd 100644
--- a/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.php
+++ b/src/Standards/PSR2/Tests/Methods/FunctionCallSignatureUnitTest.php
@@ -71,6 +71,11 @@ public function getErrorList()
             258 => 1,
             263 => 1,
             264 => 1,
+            278 => 2,
+            279 => 2,
+            280 => 1,
+            281 => 1,
+            282 => 3,
         ];
 
     }//end getErrorList()
diff --git a/src/Util/Tokens.php b/src/Util/Tokens.php
index 4f0fb5ae86..fe544f96f8 100644
--- a/src/Util/Tokens.php
+++ b/src/Util/Tokens.php
@@ -632,6 +632,7 @@ final class Tokens
         T_SELF                 => T_SELF,
         T_PARENT               => T_PARENT,
         T_STATIC               => T_STATIC,
+        T_ANON_CLASS           => T_ANON_CLASS,
     ];
 
     /**