diff --git a/sapfor/experts/Sapfor_2017/_src/Transformations/private_removing.cpp b/sapfor/experts/Sapfor_2017/_src/Transformations/private_removing.cpp
index ed08c73..0a59ed6 100644
--- a/sapfor/experts/Sapfor_2017/_src/Transformations/private_removing.cpp
+++ b/sapfor/experts/Sapfor_2017/_src/Transformations/private_removing.cpp
@@ -1642,6 +1642,9 @@ static vector<DefUseStmtsPair> buildDefUsePairs(Context* ctx, const CFG_Type& CF
                 for (auto& instruction : blockInstructionsVector)
                 {
                     SgStatement* stmt = instruction->getInstruction()->getOperator();
+                    if (stmt == useInsertedStmt.insertedStmt)
+                        break;
+
                     if (stmt->variant() == ASSIGN_STAT 
                         && stmt->expr(0)->symbol()->identifier() == defVarName
                         && !isVarChangedBetween(defVarName, stmt, useInsertedStmt.insertedStmt))