diff --git a/src/ValueResolver/NodeExpressionResolver.php b/src/ValueResolver/NodeExpressionResolver.php
index cf7d0f46..295dc549 100644
--- a/src/ValueResolver/NodeExpressionResolver.php
+++ b/src/ValueResolver/NodeExpressionResolver.php
@@ -263,6 +263,10 @@ protected function resolveExprConstFetch(Expr\ConstFetch $node)
             $this->constantName = $constantName;
 
             if ($this->isParameter) {
+                if (isset($namespaceName)) {
+                    return $namespaceName . '\\' . $this->constantName;
+                }
+
                 return $this->constantName;
             }
         }