diff --git a/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/controlflow/IfStatementWithIdenticalBranchesInspection.java b/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/controlflow/IfStatementWithIdenticalBranchesInspection.java
index 132d88cfd5e8..814fee1e2edb 100644
--- a/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/controlflow/IfStatementWithIdenticalBranchesInspection.java
+++ b/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/controlflow/IfStatementWithIdenticalBranchesInspection.java
@@ -174,8 +174,8 @@ public class IfStatementWithIdenticalBranchesInspection
     @Override
     public void visitIfStatement(@NotNull PsiIfStatement ifStatement) {
       super.visitIfStatement(ifStatement);
-      final PsiStatement elseBranch = unwrap(ifStatement.getElseBranch());
-      final PsiStatement thenBranch = unwrap(ifStatement.getThenBranch());
+      final PsiStatement elseBranch = ifStatement.getElseBranch();
+      final PsiStatement thenBranch = ifStatement.getThenBranch();
       if (thenBranch == null) {
         return;
       }
@@ -194,7 +194,9 @@ public class IfStatementWithIdenticalBranchesInspection
       }
     }
 
-    private boolean isDuplicate(@NotNull PsiElement element1, @NotNull PsiElement element2) {
+    private boolean isDuplicate(@NotNull PsiStatement element1, @NotNull PsiStatement element2) {
+      element1 = unwrap(element1);
+      element2 = unwrap(element2);
       final InputVariables inputVariables =
         new InputVariables(Collections.emptyList(), element1.getProject(), new LocalSearchScope(element1), false);
       final DuplicatesFinder finder = new DuplicatesFinder(new PsiElement[]{element1}, inputVariables, null, Collections.emptyList());
diff --git a/plugins/InspectionGadgets/test/com/siyeh/igtest/controlflow/if_statement_with_identical_branches/IfStatementWithIdenticalBranches.java b/plugins/InspectionGadgets/test/com/siyeh/igtest/controlflow/if_statement_with_identical_branches/IfStatementWithIdenticalBranches.java
index 4c57ca5c142d..89b141cfdf73 100644
--- a/plugins/InspectionGadgets/test/com/siyeh/igtest/controlflow/if_statement_with_identical_branches/IfStatementWithIdenticalBranches.java
+++ b/plugins/InspectionGadgets/test/com/siyeh/igtest/controlflow/if_statement_with_identical_branches/IfStatementWithIdenticalBranches.java
@@ -214,4 +214,14 @@ class NotADup {
   private Object bar(Object x) {
     return null;
   }
+
+  void nesting(int i, int j) {
+    if (i == 2) {
+      System.out.println("2");
+    } else {
+      if (j == 2) {
+        System.out.println("2");
+      }
+    }
+  }
 }