diff --git a/data/result-exporter/swe-cne-exporter/pom.xml b/data/result-exporter/swe-cne-exporter/pom.xml
index ec445f9cfd..1ca50ee00f 100644
--- a/data/result-exporter/swe-cne-exporter/pom.xml
+++ b/data/result-exporter/swe-cne-exporter/pom.xml
@@ -145,5 +145,10 @@
             <artifactId>xmlunit-core</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>com.powsybl</groupId>
+            <artifactId>open-rao-data</artifactId>
+            <version>${project.version}</version>
+        </dependency>
     </dependencies>
 </project>
\ No newline at end of file
diff --git a/ra-optimisation/search-tree-rao/src/main/java/com/powsybl/openrao/searchtreerao/castor/algorithm/CastorFullOptimization.java b/ra-optimisation/search-tree-rao/src/main/java/com/powsybl/openrao/searchtreerao/castor/algorithm/CastorFullOptimization.java
index dd934e0b9f..13ec3c551c 100644
--- a/ra-optimisation/search-tree-rao/src/main/java/com/powsybl/openrao/searchtreerao/castor/algorithm/CastorFullOptimization.java
+++ b/ra-optimisation/search-tree-rao/src/main/java/com/powsybl/openrao/searchtreerao/castor/algorithm/CastorFullOptimization.java
@@ -239,7 +239,7 @@ private CompletableFuture<RaoResult> postCheckResults(RaoResult raoResult, PrePe
         double finalFunctionalCost = finalRaoResult.getFunctionalCost(lastInstant);
         double finalVirtualCost = finalRaoResult.getVirtualCost(lastInstant);
 
-        if (finalCost > initialCost) {
+        if (finalRaoResult.getComputationStatus() != ComputationStatus.FAILURE && finalCost > initialCost) {
             BUSINESS_LOGS.info("RAO has increased the overall cost from {} (functional: {}, virtual: {}) to {} (functional: {}, virtual: {}). Falling back to initial solution:",
                 formatDouble(initialCost), formatDouble(initialFunctionalCost), formatDouble(initialVirtualCost),
                 formatDouble(finalCost), formatDouble(finalFunctionalCost), formatDouble(finalVirtualCost));
diff --git a/tests/src/test/resources/com/powsybl/openrao/tests/features/epic13_curative/US13_3.feature b/tests/src/test/resources/com/powsybl/openrao/tests/features/epic13_curative/US13_3.feature
index 654e553a33..f755790959 100644
--- a/tests/src/test/resources/com/powsybl/openrao/tests/features/epic13_curative/US13_3.feature
+++ b/tests/src/test/resources/com/powsybl/openrao/tests/features/epic13_curative/US13_3.feature
@@ -11,19 +11,9 @@ Feature: US 13.3 : Solve a RAO for N compounds states
     Given crac file is "epic13/SL_ep13us3case1.json"
     Given configuration file is "common/RaoParameters_maxMargin_ampere.json"
     When I launch search_tree_rao
-    Then 3 remedial actions are used in preventive
-    And the remedial action "close_de3_de4" is used in preventive
-    And the remedial action "close_fr1_fr5" is used in preventive
-    And the tap of PstRangeAction "pst_fr" should be 15 in preventive
-    And 2 remedial actions are used after "co1_fr2_fr3_1" at "curative"
-    And the remedial action "open_fr1_fr3" is used after "co1_fr2_fr3_1" at "curative"
-    And the tap of PstRangeAction "pst_be" should be -16 after "co1_fr2_fr3_1" at "curative"
-    And the worst margin is -242 A
-    And the margin on cnec "FFR1AA1  FFR4AA1  1 - co1_fr2_fr3_1 - curative" after CRA should be -242 A
-    And the margin on cnec "FFR3AA1  FFR5AA1  1 - co1_fr2_fr3_1 - curative" after CRA should be 675 A
-    And the margin on cnec "FFR3AA1  FFR5AA1  1 - co1_fr2_fr3_1 - outage" after PRA should be 984 A
-    And the margin on cnec "FFR4AA1  DDE1AA1  1 - preventive" after PRA should be 984 A
-    And the value of the objective function after CRA should be 242
+    Then the optimization steps executed by the RAO should be "FIRST_PREVENTIVE_FELLBACK_TO_INITIAL_SITUATION"
+    And 0 remedial actions are used in preventive
+    And the worst margin is 113.65 A
 
   @fast @rao @mock @ac @contingency-scenarios
   Scenario: US 13.3.2: Simple case, with 2 curative states
@@ -209,16 +199,5 @@ Feature: US 13.3 : Solve a RAO for N compounds states
     Given crac file is "epic13/CBCORA_ep13us3case10.xml"
     Given configuration file is "common/RaoParameters_maxMargin_ampere.json"
     When I launch search_tree_rao at "2019-01-08 12:00"
-    Then 3 remedial actions are used in preventive
-    And the remedial action "close_de3_de4" is used in preventive
-    And the remedial action "close_fr1_fr5" is used in preventive
-    And the tap of PstRangeAction "pst_fr" should be 15 in preventive
-    And 2 remedial actions are used after "CO1_fr2_fr3_1" at "curative"
-    And the remedial action "open_fr1_fr3" is used after "CO1_fr2_fr3_1" at "curative"
-    And the tap of PstRangeAction "pst_be" should be -16 after "CO1_fr2_fr3_1" at "curative"
-    And the worst margin is -242 A
-    And the margin on cnec "fr1_fr4_CO1 - curative" after CRA should be -242 A
-    And the margin on cnec "fr3_fr5_CO1 - DIR - curative" after CRA should be 675 A
-    And the margin on cnec "fr3_fr5_CO1 - DIR - outage" after PRA should be 984 A
-    And the margin on cnec "fr4_de1_N - preventive" after PRA should be 984 A
-    And the value of the objective function after CRA should be 242
\ No newline at end of file
+    Then the optimization steps executed by the RAO should be "FIRST_PREVENTIVE_FELLBACK_TO_INITIAL_SITUATION"
+    And the worst margin is 113.65 A
\ No newline at end of file