diff --git a/src/ConditionAnalyzer/Analyzer.php b/src/ConditionAnalyzer/Analyzer.php
index 9fb0740..5ecba99 100644
--- a/src/ConditionAnalyzer/Analyzer.php
+++ b/src/ConditionAnalyzer/Analyzer.php
@@ -201,7 +201,7 @@ private function hasValidQueryOperator($hash, $range = null)
     {
         $hashCondition = $this->getCondition($hash);
 
-        $validQueryOp = ComparisonOperator::isValidQueryDynamoDbOperator($hashCondition['type']);
+        $validQueryOp = ComparisonOperator::isValidQueryDynamoDbOperator($hashCondition['type'] ?? null);
 
         if ($validQueryOp && $range) {
             $rangeCondition = $this->getCondition($range);