diff --git a/ra-optimisation/search-tree-rao/src/main/java/com/powsybl/openrao/searchtreerao/commons/RaoUtil.java b/ra-optimisation/search-tree-rao/src/main/java/com/powsybl/openrao/searchtreerao/commons/RaoUtil.java
index f22a302c77..1a15167a1e 100644
--- a/ra-optimisation/search-tree-rao/src/main/java/com/powsybl/openrao/searchtreerao/commons/RaoUtil.java
+++ b/ra-optimisation/search-tree-rao/src/main/java/com/powsybl/openrao/searchtreerao/commons/RaoUtil.java
@@ -136,14 +136,14 @@ public static boolean isAnyMarginNegative(FlowResult flowResult, Set<FlowCnec> f
      * For automatonState, the remedial action is available if and only if the usage method is "FORCED".
      * For other states, the remedial action is available if and only if the usage method is "AVAILABLE".
      */
-    public static boolean isRemedialActionAvailable(RemedialAction<?> remedialAction, State state, PrePerimeterResult prePerimeterResult, Set<FlowCnec> flowCnecs, Network network, RaoParameters raoParameters) {
+    public static boolean isRemedialActionAvailable(RemedialAction<?> remedialAction, State state, FlowResult flowResult, Set<FlowCnec> flowCnecs, Network network, RaoParameters raoParameters) {
         Set<UsageRule> usageRules = remedialAction.getUsageRules();
         if (usageRules.isEmpty()) {
             OpenRaoLoggerProvider.BUSINESS_WARNS.warn(format("The remedial action %s has no usage rule and therefore will not be available.", remedialAction.getName()));
             return false;
         }
 
-        Set<UsageMethod> usageMethods = getAllUsageMethods(usageRules, remedialAction, state, prePerimeterResult, flowCnecs, network, raoParameters);
+        Set<UsageMethod> usageMethods = getAllUsageMethods(usageRules, remedialAction, state, flowResult, flowCnecs, network, raoParameters);
         UsageMethod finalUsageMethod = UsageMethod.getStrongestUsageMethod(usageMethods);
 
         if (state.getInstant().isAuto()) {
@@ -165,11 +165,11 @@ public static boolean isRemedialActionAvailable(RemedialAction<?> remedialAction
      * Returns a set of usageMethods corresponding to a remedialAction.
      * It filters out every OnFlowConstraint(InCountry) that is not applicable due to positive margins.
      */
-    private static Set<UsageMethod> getAllUsageMethods(Set<UsageRule> usageRules, RemedialAction<?> remedialAction, State state, PrePerimeterResult prePerimeterResult, Set<FlowCnec> flowCnecs, Network network, RaoParameters raoParameters) {
+    private static Set<UsageMethod> getAllUsageMethods(Set<UsageRule> usageRules, RemedialAction<?> remedialAction, State state, FlowResult flowResult, Set<FlowCnec> flowCnecs, Network network, RaoParameters raoParameters) {
         return usageRules.stream()
             .filter(ur -> ur instanceof OnContingencyState || ur instanceof OnInstant
                 || (ur instanceof OnFlowConstraint || ur instanceof OnFlowConstraintInCountry)
-                && isAnyMarginNegative(prePerimeterResult, remedialAction.getFlowCnecsConstrainingForOneUsageRule(ur, flowCnecs, network), raoParameters.getObjectiveFunctionParameters().getType().getUnit()))
+                && isAnyMarginNegative(flowResult, remedialAction.getFlowCnecsConstrainingForOneUsageRule(ur, flowCnecs, network), raoParameters.getObjectiveFunctionParameters().getType().getUnit()))
             .map(ur -> ur.getUsageMethod(state))
             .collect(Collectors.toSet());
     }