diff --git a/pom.xml b/pom.xml
index 63c1e0d..63ef83b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>fr.insee.pogues</groupId>
 	<artifactId>pogues-model</artifactId>
-	<version>1.16.0</version>
+	<version>1.17.0</version>
 	<packaging>jar</packaging>
 
 	<name>Pogues Model</name>
diff --git a/src/main/java/fr/insee/pogues/conversion/JSONSynonymsPreProcessor.java b/src/main/java/fr/insee/pogues/conversion/JSONSynonymsPreProcessor.java
index 2b6dd9b..e5fddeb 100644
--- a/src/main/java/fr/insee/pogues/conversion/JSONSynonymsPreProcessor.java
+++ b/src/main/java/fr/insee/pogues/conversion/JSONSynonymsPreProcessor.java
@@ -15,6 +15,8 @@ public class JSONSynonymsPreProcessor {
 
     private static final Logger logger  = LoggerFactory.getLogger(JSONSynonymsPreProcessor.class);
 
+    private static final String FIELDS_KEY = "fields";
+
     public String transform(String jsonQuestionnaireString) {
         // Should throw an exception, yet it may have impacts in Pogues-Back-Office
         if (jsonQuestionnaireString == null) {
@@ -57,6 +59,52 @@ public String transform(InputStream jsonQuestionnaireInputStream) {
         return result;
     }
 
+    public String transformSuggesterParameters(String jsonSuggesterParams){
+        // Should throw an exception, yet it may have impacts in Pogues-Back-Office
+        if (jsonSuggesterParams == null) {
+            logger.warn("null string given in JSON synonyms pre-processing method.");
+            return null;
+        }
+
+        return transformSuggesterParameters(new ByteArrayInputStream(jsonSuggesterParams.getBytes()));
+    }
+
+    public String transformSuggesterParameters(InputStream jsonSuggesterParamsIS){
+        // Should throw an exception, yet it may have impacts in Pogues-Back-Office
+        if (jsonSuggesterParamsIS == null) {
+            logger.warn("null input stream given in JSON synonyms pre-processing method.");
+            return null;
+        }
+
+        logger.debug("Pre-processing json suggesterParams stream source...");
+
+        OutputStream outputStream = new ByteArrayOutputStream();
+
+        try (JsonReader jsonReader = Json.createReader(jsonSuggesterParamsIS);
+             JsonWriter jsonWriter = Json.createWriter(outputStream)) {
+
+            JsonObject jsonSuggesterParams = jsonReader.readObject();
+
+            JsonObjectBuilder jsonSuggesterParamsBuilder = Json.createObjectBuilder();
+            jsonSuggesterParams.forEach((key, jsonValue)-> {
+                if (! FIELDS_KEY.equals(key)) {
+                    jsonSuggesterParamsBuilder.add(key, jsonValue);
+                } else {
+                    editFieldsArray(jsonSuggesterParamsBuilder, (JsonArray) jsonValue);
+                }
+            });
+            jsonWriter.writeObject(jsonSuggesterParamsBuilder.build());
+        }
+
+        String result = outputStream.toString();
+        try {
+            outputStream.close();
+        } catch (IOException e) {
+            throw new PreProcessingException("IO exception occurred when trying to close pre processing output.", e);
+        }
+
+        return result;
+    }
 
     private static void editQuestionnaire(JsonObject jsonQuestionnaire, JsonObjectBuilder jsonQuestionnaireBuilder) {
         jsonQuestionnaire.forEach((key, jsonValue) -> {
@@ -99,7 +147,7 @@ private static void editCodeList(JsonArrayBuilder jsonCodeListArrayBuilder, Json
     private static void editSuggesterParameters(JsonObjectBuilder jsonCodeListBuilder, JsonObject jsonSuggesterParameters) {
         JsonObjectBuilder jsonSuggesterParametersBuilder = Json.createObjectBuilder();
         jsonSuggesterParameters.forEach((key, jsonValue) -> {
-            if (! "fields".equals(key)) {
+            if (! FIELDS_KEY.equals(key)) {
                 jsonSuggesterParametersBuilder.add(key, jsonValue);
             } else {
                 editFieldsArray(jsonSuggesterParametersBuilder, (JsonArray) jsonValue);
@@ -114,7 +162,7 @@ private static void editFieldsArray(JsonObjectBuilder jsonSuggesterParametersBui
             JsonObject jsonFields = (JsonObject) jsonValue;
             editFields(jsonFieldsArrayBuilder, jsonFields);
         }
-        jsonSuggesterParametersBuilder.add("fields", jsonFieldsArrayBuilder.build());
+        jsonSuggesterParametersBuilder.add(FIELDS_KEY, jsonFieldsArrayBuilder.build());
     }
 
     private static void editFields(JsonArrayBuilder jsonFieldsArrayBuilder, JsonObject jsonFields) {
diff --git a/src/test/java/fr/insee/pogues/test/JSONSynonymsProcessorTest.java b/src/test/java/fr/insee/pogues/test/JSONSynonymsProcessorTest.java
index aeedd21..1ab6052 100644
--- a/src/test/java/fr/insee/pogues/test/JSONSynonymsProcessorTest.java
+++ b/src/test/java/fr/insee/pogues/test/JSONSynonymsProcessorTest.java
@@ -74,6 +74,53 @@ class JSONSynonymsProcessorTest {
                   }
                 }""";
 
+    private String suggesterParametersSynonymsObject = """
+            {
+                          "fields": [
+                            {
+                              "name": "foo",
+                              "synonyms": {
+                                "foo": [
+                                  "BAR"
+                                ],
+                                "example": [
+                                  "INSTANCE",
+                                  "SAMPLE",
+                                  "ILLUSTRATION"
+                                ]
+                              }
+                            }
+                          ]
+                        }
+            """;
+
+
+    private String suggesterParametersSynonymsArray = """
+            {
+                "fields": [
+                    {
+                        "name": "foo",
+                        "synonyms": [
+                                {
+                                  "source": "foo",
+                                  "target": [
+                                    "BAR"
+                                  ]
+                                },
+                                {
+                                  "source": "example",
+                                  "target": [
+                                    "INSTANCE",
+                                    "SAMPLE",
+                                    "ILLUSTRATION"
+                                  ]
+                                }
+                              ]
+                            }
+                          ]
+                        }
+            """;
+
     @Test
     void preProcessingTransformSynonyms() throws JSONException {
         JSONSynonymsPreProcessor jsonSynonymsPreProcessor = new JSONSynonymsPreProcessor();
@@ -104,4 +151,11 @@ void identityPostPrePocessingTransformSynonyms() throws JSONException {
         JSONAssert.assertEquals(questionnaireSynonymsArray, result, JSONCompareMode.STRICT);
     }
 
+    @Test
+    void preProcessingTransformSuggesterParameters() throws JSONException {
+        JSONSynonymsPreProcessor jsonSynonymsPreProcessor = new JSONSynonymsPreProcessor();
+        String result = jsonSynonymsPreProcessor.transformSuggesterParameters(suggesterParametersSynonymsObject);
+        JSONAssert.assertEquals(suggesterParametersSynonymsArray, result, JSONCompareMode.STRICT);
+    }
+
 }