diff --git a/plugins/groovy/src/org/jetbrains/plugins/groovy/intentions/style/inference/graph/InferenceUnitGraph.kt b/plugins/groovy/src/org/jetbrains/plugins/groovy/intentions/style/inference/graph/InferenceUnitGraph.kt
index 6a067514c52c..39c824ff38e9 100644
--- a/plugins/groovy/src/org/jetbrains/plugins/groovy/intentions/style/inference/graph/InferenceUnitGraph.kt
+++ b/plugins/groovy/src/org/jetbrains/plugins/groovy/intentions/style/inference/graph/InferenceUnitGraph.kt
@@ -49,6 +49,10 @@ data class InferenceUnitGraph(val units: List<InferenceUnitNode>) {
     }.forEach { parameter ->
       units.find { it.type == parameter }?.run { visitTypes(this, visited, order) }
     }
+    val parent = unit.parent
+    if (parent != null) {
+      visitTypes(parent, visited, order)
+    }
     order.add(unit)
   }
 }
diff --git a/plugins/groovy/test/org/jetbrains/plugins/groovy/intentions/InferMethodParametersTypesIntentionTest.groovy b/plugins/groovy/test/org/jetbrains/plugins/groovy/intentions/InferMethodParametersTypesIntentionTest.groovy
index fe2f63d98a3b..dc7952c3002e 100644
--- a/plugins/groovy/test/org/jetbrains/plugins/groovy/intentions/InferMethodParametersTypesIntentionTest.groovy
+++ b/plugins/groovy/test/org/jetbrains/plugins/groovy/intentions/InferMethodParametersTypesIntentionTest.groovy
@@ -524,4 +524,8 @@ class AA { static void fo<caret>o(Integer a) {} }
   void testCallWithInnerTypeParameter() {
     doTest(true)
   }
+
+  void testUnresolvedCode3() {
+    doTest(true)
+  }
 }
diff --git a/plugins/groovy/testdata/refactoring/inferMethodParametersTypes/UnresolvedCode3.groovy b/plugins/groovy/testdata/refactoring/inferMethodParametersTypes/UnresolvedCode3.groovy
new file mode 100644
index 000000000000..84bbc3eee639
--- /dev/null
+++ b/plugins/groovy/testdata/refactoring/inferMethodParametersTypes/UnresolvedCode3.groovy
@@ -0,0 +1,5 @@
+def bar(a, b) {
+  b(a)
+}
+
+bar(unresolved) {}
\ No newline at end of file
diff --git a/plugins/groovy/testdata/refactoring/inferMethodParametersTypes/UnresolvedCode3_after.groovy b/plugins/groovy/testdata/refactoring/inferMethodParametersTypes/UnresolvedCode3_after.groovy
new file mode 100644
index 000000000000..defcfcd2ebb7
--- /dev/null
+++ b/plugins/groovy/testdata/refactoring/inferMethodParametersTypes/UnresolvedCode3_after.groovy
@@ -0,0 +1,5 @@
+Void bar(Object a, Closure<Void> b) {
+  b(a)
+}
+
+bar(unresolved) {}
\ No newline at end of file