diff --git a/composer.json b/composer.json
index 97b84ee..bc7d4ed 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
         "phpdocumentor/reflection-docblock": "*",
         "phpstan/phpdoc-parser": "*",
         "phpunit/phpunit": "^7.3 || ^8.4",
-        "phpstan/phpstan": "^0.12",
+        "phpstan/phpstan": "^1.10",
         "friendsofphp/php-cs-fixer": "^2.12"
     }
 }
diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
index 233035a..b806197 100644
--- a/phpstan-baseline.neon
+++ b/phpstan-baseline.neon
@@ -1,40 +1,5 @@
 parameters:
 	ignoreErrors:
-		-
-			message: "#^PHPDoc tag @param references unknown parameter\\: \\$iteratee$#"
-			count: 1
-			path: src/Array/differenceBy.php
-
-		-
-			message: "#^PHPDoc tag @param references unknown parameter\\: \\$comparator$#"
-			count: 1
-			path: src/Array/differenceWith.php
-
-		-
-			message: "#^PHPDoc tag @param references unknown parameter\\: \\$iteratee$#"
-			count: 1
-			path: src/Array/intersectionBy.php
-
-		-
-			message: "#^PHPDoc tag @param references unknown parameter\\: \\$comparator$#"
-			count: 1
-			path: src/Array/intersectionWith.php
-
-		-
-			message: "#^PHPDoc tag @param references unknown parameter\\: \\$iteratee$#"
-			count: 1
-			path: src/Array/unionBy.php
-
-		-
-			message: "#^PHPDoc tag @param references unknown parameter\\: \\$comparator$#"
-			count: 1
-			path: src/Array/unionWith.php
-
-		-
-			message: "#^PHPDoc tag @param references unknown parameter\\: \\$iteratee$#"
-			count: 1
-			path: src/Array/zipWith.php
-
 		-
 			message: "#^Unreachable statement \\- code above always terminates\\.$#"
 			count: 1
@@ -56,27 +21,12 @@ parameters:
 			path: src/String/startsWith.php
 
 		-
-			message: "#^Comparison operation \"\\>\" between int\\<0, max\\> and \\-1 is always true\\.$#"
-			count: 1
-			path: src/String/truncate.php
-
-		-
-			message: "#^Call to function is_array\\(\\) with object will always evaluate to false\\.$#"
+			message: "#^Offset mixed on \\*NEVER\\* in isset\\(\\) always exists and is not nullable\\.$#"
 			count: 1
-			path: src/internal/isIterateeCall.php
-
-		-
-			message: "#^Result of \\|\\| is always true\\.$#"
-			count: 1
-			path: src/internal/isIterateeCall.php
+			path: src/internal/baseIntersection.php
 
 		-
 			message: "#^Unreachable statement \\- code above always terminates\\.$#"
 			count: 1
 			path: src/internal/isIterateeCall.php
 
-		-
-			message: "#^Regex pattern is invalid\\: Delimiter must not be alphanumeric or backslash in pattern\\: \\\\x\\{e83c\\}\\[\\\\x\\{effb\\}\\-\\\\x\\{efff\\}\\]\\(\\?\\=\\\\x\\{e83c\\}\\[\\\\x\\{effb\\}\\-\\\\x\\{efff\\}\\]\\)\\|\\(\\?\\:\\[\\^\\\\x\\{e800\\}\\-\\\\x\\{efff\\}\\]\\[\\\\x\\{0300\\}\\-\\\\x\\{036f\\}\\\\x\\{fe20\\}\\-\\\\x\\{fe2f\\}\\\\x\\{20d0\\}\\-\\\\x\\{20ff\\}\\]\\?\\|\\[\\\\x\\{0300\\}\\-\\\\x\\{036f\\}\\\\x\\{fe20\\}\\-\\\\x\\{fe2f\\}\\\\x\\{20d0\\}\\-\\\\x\\{20ff\\}\\]\\|\\(\\?\\:\\\\x\\{e83c\\}\\[\\\\x\\{ede6\\}\\-\\\\x\\{edff\\}\\]\\)\\{2\\}\\|\\[\\\\x\\{e800\\}\\-\\\\x\\{ebff\\}\\]\\[\\\\x\\{ec00\\}\\-\\\\x\\{efff\\}\\]\\|\\[\\\\x\\{e800\\}\\-\\\\x\\{efff\\}\\]\\)\\[\\\\x\\{fe0e\\}\\\\x\\{fe0f\\}\\]\\?\\(\\?\\:\\[\\\\x\\{0300\\}\\-\\\\x\\{036f\\}\\\\x\\{fe20\\}\\-\\\\x\\{fe2f\\}\\\\x\\{20d0\\}\\-\\\\x\\{20ff\\}\\]\\|\\\\x\\{e83c\\}\\[\\\\x\\{effb\\}\\-\\\\x\\{efff\\}\\]\\)\\?\\(\\?\\:\\\\x\\{200d\\}\\(\\?\\:\\[\\^\\\\x\\{e800\\}\\-\\\\x\\{efff\\}\\]\\|\\(\\?\\:\\\\x\\{e83c\\}\\[\\\\x\\{ede6\\}\\-\\\\x\\{edff\\}\\]\\)\\{2\\}\\|\\[\\\\x\\{e800\\}\\-\\\\x\\{ebff\\}\\]\\[\\\\x\\{ec00\\}\\-\\\\x\\{efff\\}\\]\\)\\[\\\\x\\{fe0e\\}\\\\x\\{fe0f\\}\\]\\?\\(\\?\\:\\[\\\\x\\{0300\\}\\-\\\\x\\{036f\\}\\\\x\\{fe20\\}\\-\\\\x\\{fe2f\\}\\\\x\\{20d0\\}\\-\\\\x\\{20ff\\}\\]\\|\\\\x\\{e83c\\}\\[\\\\x\\{effb\\}\\-\\\\x\\{efff\\}\\]\\)\\?\\)\\*$#"
-			count: 1
-			path: src/internal/unicodeSize.php
-
diff --git a/phpstan.neon b/phpstan.neon
index ae2cc00..f537171 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -4,11 +4,13 @@ includes:
 parameters:
     paths:
         - src
-    bootstrap: %rootDir%/../../../src/bootstrap.php
+    bootstrapFiles:
+        - src/bootstrap.php
     level: 5
-    excludes_analyse:
+    excludePaths:
         - src/compiled.php
         - src/Lodash.php
         - src/internal/memoizeCapped.php # Exclude internal function due to dynamic class usage
     ignoreErrors:
         - "#Callable '.*internal.*' invoked with \\d+ parameters, [\\d-]+ required.#"
+        - "#^PHPDoc tag \\@param references unknown parameter\\: \\$[a-zA-Z]+$#"
diff --git a/src/String/split.php b/src/String/split.php
index 2ec929f..73916c3 100644
--- a/src/String/split.php
+++ b/src/String/split.php
@@ -33,7 +33,7 @@
 function split(string $string, string $separator, int $limit = 0): array
 {
     if (\preg_match(reRegExpChar, $separator)) {
-        return \preg_split($separator, $string, $limit ?? -1, PREG_SPLIT_DELIM_CAPTURE) ?: [];
+        return \preg_split($separator, $string, $limit ?: -1, PREG_SPLIT_DELIM_CAPTURE) ?: [];
     }
 
     /** @var array $result */
diff --git a/src/String/template.php b/src/String/template.php
index 559e2b4..8b76ef0 100644
--- a/src/String/template.php
+++ b/src/String/template.php
@@ -107,12 +107,12 @@ function template(string $string, array $options = []): callable
     ]);
 
     $string = \preg_replace_callback('#'.$reDelimiters.'#u', function ($matches) {
-        list(,
+        [,
             $escapeValue,
             $interpolateValue,
             $esTemplateValue,
             $evaluateValue,
-            ) = \array_merge($matches, \array_fill(\count($matches), 5 - \count($matches), null));
+            ] = \array_merge($matches, \array_fill(\count($matches), 5 - \count($matches), null));
 
         $interpolateValue = $interpolateValue ?: $esTemplateValue;
 
@@ -128,7 +128,7 @@ function template(string $string, array $options = []): callable
         }
 
         if ($interpolateValue) {
-            $interpolateValue = \trim($interpolateValue ?? $esTemplateValue);
+            $interpolateValue = \trim($interpolateValue);
             $interpolateValue = \preg_replace('#^([\p{L}\p{N}_]+)$#u', '$$1', $interpolateValue);
             $source .= "<?={$interpolateValue};?>";
         }
@@ -145,8 +145,14 @@ function template(string $string, array $options = []): callable
     return new class($string, $imports) {
         public $source;
 
+        /**
+         * @var array<string, string>
+         */
         private $imports;
 
+        /**
+         * @param array<string, string> $imports
+         */
         public function __construct(string $source, array $imports)
         {
             $this->source = $source;
diff --git a/src/String/truncate.php b/src/String/truncate.php
index 7fc4601..381c0df 100644
--- a/src/String/truncate.php
+++ b/src/String/truncate.php
@@ -105,7 +105,7 @@ function truncate($string, array $options = [])
         }
     } elseif (\strpos($string, $separator) !== $end) {
         $index = \strrpos($result, $separator);
-        if (false !== $index && $index > -1) {
+        if (false !== $index) {
             $result = \substr($result, 0, $index);
         }
     }
diff --git a/src/internal/isIterateeCall.php b/src/internal/isIterateeCall.php
index 08b13b2..b9c3169 100644
--- a/src/internal/isIterateeCall.php
+++ b/src/internal/isIterateeCall.php
@@ -24,7 +24,7 @@
  */
 function isIterateeCall($value, $index = null, $object = null)
 {
-    if (!\is_object($object) || !\is_array($object)) {
+    if (!\is_object($object) && !\is_array($object)) {
         return false;
     }