diff --git a/src/Psalm/Internal/Analyzer/Statements/Expression/ClassConstAnalyzer.php b/src/Psalm/Internal/Analyzer/Statements/Expression/ClassConstAnalyzer.php
index 92025d0bb..41c04ed79 100644
--- a/src/Psalm/Internal/Analyzer/Statements/Expression/ClassConstAnalyzer.php
+++ b/src/Psalm/Internal/Analyzer/Statements/Expression/ClassConstAnalyzer.php
@@ -721,19 +721,27 @@ final class ClassConstAnalyzer
 
             // Check assigned type matches docblock type
             if ($assigned_type = $statements_analyzer->node_data->getType($const->value)) {
-                if ($const_storage->type !== null
+                $const_storage_type = $const_storage->type;
+
+                if ($const_storage_type !== null
                     && $const_storage->stmt_location !== null
-                    && $assigned_type !== $const_storage->type
+                    && $assigned_type !== $const_storage_type
+                    // Check if this type was defined via a dockblock or type hint otherwise the inferred type
+                    // should always match the assigned type and we don't even need to do additional checks
+                    // There is an issue with constants over a certain length where additional values
+                    // are added to fallback_params in the assigned_type but not in const_storage_type
+                    // which causes a false flag for this error to appear. Usually happens with arrays
+                    && ($const_storage_type->from_docblock || $const_storage_type->from_property)
                     && !UnionTypeComparator::isContainedBy(
                         $statements_analyzer->getCodebase(),
                         $assigned_type,
-                        $const_storage->type,
+                        $const_storage_type,
                     )
                 ) {
                     IssueBuffer::maybeAdd(
                         new InvalidConstantAssignmentValue(
                             "{$class_storage->name}::{$const->name->name} with declared type "
-                            . "{$const_storage->type->getId()} cannot be assigned type {$assigned_type->getId()}",
+                            . "{$const_storage_type->getId()} cannot be assigned type {$assigned_type->getId()}",
                             $const_storage->stmt_location,
                             "{$class_storage->name}::{$const->name->name}",
                         ),
diff --git a/tests/ConstantTest.php b/tests/ConstantTest.php
index 828f2ea65..68b10f2b6 100644
--- a/tests/ConstantTest.php
+++ b/tests/ConstantTest.php
@@ -824,6 +824,242 @@ class ConstantTest extends TestCase
                     A::foo(2);
                     A::foo(3);',
             ],
+            'tooLongArrayInvalidConstantAssignmentValueFalsePositiveWithArray' => [
+                'code' => '<?php
+                    class TestInvalidConstantAssignmentValueFalsePositiveWithArray {
+                        const LOOKUP = [
+                            "00" => null,
+                            "01" => null,
+                            "02" => null,
+                            "03" => null,
+                            "04" => null,
+                            "05" => null,
+                            "06" => null,
+                            "07" => null,
+                            "08" => null,
+                            "09" => null,
+                            "10" => null,
+                            "11" => null,
+                            "12" => null,
+                            "13" => null,
+                            "14" => null,
+                            "15" => null,
+                            "16" => null,
+                            "17" => null,
+                            "18" => null,
+                            "19" => null,
+                            "20" => null,
+                            "21" => null,
+                            "22" => null,
+                            "23" => null,
+                            "24" => null,
+                            "25" => null,
+                            "26" => null,
+                            "27" => null,
+                            "28" => null,
+                            "29" => null,
+                            "30" => null,
+                            "31" => null,
+                            "32" => null,
+                            "33" => null,
+                            "34" => null,
+                            "35" => null,
+                            "36" => null,
+                            "37" => null,
+                            "38" => null,
+                            "39" => null,
+                            "40" => null,
+                            "41" => null,
+                            "42" => null,
+                            "43" => null,
+                            "44" => null,
+                            "45" => null,
+                            "46" => null,
+                            "47" => null,
+                            "48" => null,
+                            "49" => null,
+                            "50" => null,
+                            "51" => null,
+                            "52" => null,
+                            "53" => null,
+                            "54" => null,
+                            "55" => null,
+                            "56" => null,
+                            "57" => null,
+                            "58" => null,
+                            "59" => null,
+                            "60" => null,
+                            "61" => null,
+                            "62" => null,
+                            "63" => null,
+                            "64" => null,
+                            "65" => null,
+                            "66" => null,
+                            "67" => null,
+                            "68" => null,
+                            "69" => null,
+                            "70" => self::SUCCEED,
+                            "71" => self::FAIL,
+                            "72" => null,
+                            "73" => null,
+                            "74" => null,
+                            "75" => null,
+                            "76" => null,
+                            "77" => null,
+                            "78" => null,
+                            "79" => null,
+                            "80" => null,
+                            "81" => null,
+                            "82" => null,
+                            "83" => null,
+                            "84" => null,
+                            "85" => null,
+                            "86" => null,
+                            "87" => null,
+                            "88" => null,
+                            "89" => null,
+                            "90" => null,
+                            "91" => null,
+                            "92" => null,
+                            "93" => null,
+                            "94" => null,
+                            "95" => null,
+                            "96" => null,
+                            "97" => null,
+                            "98" => null,
+                            "99" => null,
+                            "100" => null,
+                            "101" => null,
+                        ];
+
+                        const SUCCEED = "SUCCEED";
+                        const FAIL = "FAIL";
+
+                        public static function will_succeed(string $code) : bool {
+                            // Seems to fail when the array has over 100+ entries, and at least one value references
+                            // another constant from the same class (even nested)
+                            return (self::LOOKUP[$code] ?? null) === self::SUCCEED;
+                        }
+                    }',
+            ],
+            'tooLongArrayInvalidConstantAssignmentValueFalsePositiveWithList' => [
+                'code' => '<?php
+                    class TestInvalidConstantAssignmentValueFalsePositiveWithList {
+                        const LOOKUP = [
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            self::SUCCEED,
+                            self::FAIL,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                            null,
+                        ];
+
+                        const SUCCEED = "SUCCEED";
+                        const FAIL = "FAIL";
+
+                        public static function will_succeed(int $code) : bool {
+                            // Seems to fail when the array has over 100+ entries, and at least one value references
+                            // another constant from the same class (even nested)
+                            return (self::LOOKUP[$code] ?? null) === self::SUCCEED;
+                        }
+                    }',
+            ],
             'valueOf' => [
                 'code' => '<?php
                     class A {