diff --git a/plugins/kotlin/code-insight/inspections-k2/tests/test/org/jetbrains/kotlin/idea/k2/inspections/tests/K2DataFlowInspectionTest.kt b/plugins/kotlin/code-insight/inspections-k2/tests/test/org/jetbrains/kotlin/idea/k2/inspections/tests/K2DataFlowInspectionTest.kt
index 799ce33f9785..c3ce62305b0a 100644
--- a/plugins/kotlin/code-insight/inspections-k2/tests/test/org/jetbrains/kotlin/idea/k2/inspections/tests/K2DataFlowInspectionTest.kt
+++ b/plugins/kotlin/code-insight/inspections-k2/tests/test/org/jetbrains/kotlin/idea/k2/inspections/tests/K2DataFlowInspectionTest.kt
@@ -82,6 +82,7 @@ class K2DataFlowInspectionTest : AbstractK2InspectionTest() {
     fun testMath() = doTest()
     fun testMembers() = doTest()
     fun testNestedLoopLabel() = doTest()
+    fun testNestedThis() = doTest()
     fun testNothingType() = doTest()
     fun testPlatformType() {
         // KTIJ-22430
diff --git a/plugins/kotlin/idea/tests/testData/inspections/dfa/NestedThis.kt b/plugins/kotlin/idea/tests/testData/inspections/dfa/NestedThis.kt
new file mode 100644
index 000000000000..f4385ea83e85
--- /dev/null
+++ b/plugins/kotlin/idea/tests/testData/inspections/dfa/NestedThis.kt
@@ -0,0 +1,7 @@
+// WITH_STDLIB
+fun Int.test() {
+    val cond1 = this == 1
+    if (cond1 && <warning descr="Condition 'this > 0' is always true when reached">this > 0</warning>) {}
+    val cond2 = this.run { this == 1 }
+    if (cond1 && <warning descr="Condition 'cond2' is always true when reached">cond2</warning>) {}
+}
\ No newline at end of file