diff --git a/src/Rules/Operators/InvalidUnaryOperationRule.php b/src/Rules/Operators/InvalidUnaryOperationRule.php
index 5ddeda862a..feddcd33be 100644
--- a/src/Rules/Operators/InvalidUnaryOperationRule.php
+++ b/src/Rules/Operators/InvalidUnaryOperationRule.php
@@ -23,15 +23,24 @@ public function processNode(\PhpParser\Node $node, Scope $scope): array
 		if (
 			!$node instanceof \PhpParser\Node\Expr\UnaryPlus
 			&& !$node instanceof \PhpParser\Node\Expr\UnaryMinus
+			&& !$node instanceof \PhpParser\Node\Expr\BitwiseNot
 		) {
 			return [];
 		}
 
 		if ($scope->getType($node) instanceof ErrorType) {
+
+			if ($node instanceof \PhpParser\Node\Expr\UnaryPlus) {
+				$operator = '+';
+			} elseif ($node instanceof \PhpParser\Node\Expr\UnaryMinus) {
+				$operator = '-';
+			} else {
+				$operator = '~';
+			}
 			return [
 				RuleErrorBuilder::message(sprintf(
 					'Unary operation "%s" on %s results in an error.',
-					$node instanceof \PhpParser\Node\Expr\UnaryPlus ? '+' : '-',
+					$operator,
 					$scope->getType($node->expr)->describe(VerbosityLevel::value())
 				))->line($node->expr->getLine())->build(),
 			];
diff --git a/tests/PHPStan/Rules/Operators/InvalidUnaryOperationRuleTest.php b/tests/PHPStan/Rules/Operators/InvalidUnaryOperationRuleTest.php
index c978abb5e4..77bb4fe9e3 100644
--- a/tests/PHPStan/Rules/Operators/InvalidUnaryOperationRuleTest.php
+++ b/tests/PHPStan/Rules/Operators/InvalidUnaryOperationRuleTest.php
@@ -18,19 +18,23 @@ public function testRule(): void
 		$this->analyse([__DIR__ . '/data/invalid-unary.php'], [
 			[
 				'Unary operation "+" on string results in an error.',
-				10,
+				11,
 			],
 			[
 				'Unary operation "-" on string results in an error.',
-				11,
+				12,
 			],
 			[
 				'Unary operation "+" on \'bla\' results in an error.',
-				16,
+				19,
 			],
 			[
 				'Unary operation "-" on \'bla\' results in an error.',
-				17,
+				20,
+			],
+			[
+				'Unary operation "~" on array() results in an error.',
+				24,
 			],
 		]);
 	}
diff --git a/tests/PHPStan/Rules/Operators/data/invalid-unary.php b/tests/PHPStan/Rules/Operators/data/invalid-unary.php
index 404395b2bc..dea25521ce 100644
--- a/tests/PHPStan/Rules/Operators/data/invalid-unary.php
+++ b/tests/PHPStan/Rules/Operators/data/invalid-unary.php
@@ -6,13 +6,21 @@ function (
 ) {
 	+$i;
 	-$i;
+	~$i;
 
 	+$str;
 	-$str;
+	~$str;
 
 	+'123';
 	-'123';
+	~'123';
 
 	+'bla';
 	-'bla';
+	~'123';
+
+	$array = [];
+	~$array;
+	~1.1;
 };