diff --git a/README.md b/README.md
index 37e3c1d..bfa1625 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 POC Decision Stream creator and traverser with rules
 
 This project requires Neo4j 3.4.x or higher
+Some functions are deprecated from Neo4j version 4.x on and need to be changed to make it work.
 
 Instructions
 ------------ 
@@ -37,4 +38,4 @@ Try it:
     CALL com.maxdemarzi.decision_tree.traverse('credit', {RevolvingUtilizationOfUnsecuredLines:'0.7661', Age:'45', Late30to59Days:'2', DebtRatio:'0.803', MonthlyIncome:'9120',OpenCreditLinesAndLoans:'13', Late90Days:'0',RealEstateLoans:'6', Late60to89Days:'0', Dependents:'2'});
     CALL com.maxdemarzi.decision_tree.traverse('credit', {RevolvingUtilizationOfUnsecuredLines:'0.9572', Age:'40', Late30to59Days:'20', DebtRatio:'0.1219', MonthlyIncome:'2600',OpenCreditLinesAndLoans:'4', Late90Days:'0',RealEstateLoans:'0', Late60to89Days:'0', Dependents:'1'});
     
-TODO: Rollup the nodes that are the same into multi-select Rule Nodes.
\ No newline at end of file
+TODO: Rollup the nodes that are the same into multi-select Rule Nodes.