diff --git a/python/python-psi-impl/src/com/jetbrains/python/codeInsight/controlflow/PyControlFlowBuilder.java b/python/python-psi-impl/src/com/jetbrains/python/codeInsight/controlflow/PyControlFlowBuilder.java
index 691c14d67a8a..db851c0c3671 100644
--- a/python/python-psi-impl/src/com/jetbrains/python/codeInsight/controlflow/PyControlFlowBuilder.java
+++ b/python/python-psi-impl/src/com/jetbrains/python/codeInsight/controlflow/PyControlFlowBuilder.java
@@ -769,7 +769,7 @@ public class PyControlFlowBuilder extends PyRecursiveElementVisitor {
       myBuilder.flowAbrupted();
       finallyFailInstruction = myBuilder.startNode(finallyPart);
       finallyPart.accept(this);
-      myBuilder.addNode(new PyFinallyFailExitInstruction(myBuilder, finallyFailInstruction));
+      myBuilder.addNodeAndCheckPending(new PyFinallyFailExitInstruction(myBuilder, finallyFailInstruction));
       myBuilder.addPendingEdge(null, myBuilder.prevInstruction);
       myBuilder.flowAbrupted();
     }
diff --git a/python/testSrc/com/jetbrains/python/inspections/PyUnreachableCodeInspectionTest.java b/python/testSrc/com/jetbrains/python/inspections/PyUnreachableCodeInspectionTest.java
index 6e62cb7a0f03..f743e0302246 100644
--- a/python/testSrc/com/jetbrains/python/inspections/PyUnreachableCodeInspectionTest.java
+++ b/python/testSrc/com/jetbrains/python/inspections/PyUnreachableCodeInspectionTest.java
@@ -24,6 +24,18 @@ public class PyUnreachableCodeInspectionTest extends PyInspectionTestCase {
   public void testUnreachable() {
     runWithLanguageLevel(LanguageLevel.PYTHON26, () -> doTest());
   }
+  
+  // PY-79986
+  public void testForInsideFinally() {
+    doTestByText("""
+def bar():
+    try:
+        return
+    finally:
+        for i in range(10):
+            print("reachable")
+                   """);
+  }
 
   // PY-51564
   public void testWithNotContext() {