diff --git a/webgis/index.html b/webgis/index.html
index f225286..2080a46 100644
--- a/webgis/index.html
+++ b/webgis/index.html
@@ -94,11 +94,32 @@
                         <input class="input" type="text" minlength="3" name="text" placeholder="Inserire parole chiave" />
                     </div>
                 </div>
+                    <div class="field">
+                        <label class="label">Categoria rinvenimento</label>
+                        <div class="control">
+                            <div class="select">
+                                <select name="category"
+                                    data-search-target="category"
+                                    data-action="change->search#disableTechnique">
+                                    <option default value="">-- Scegliere categoria --</option>
+                                    <option>Arredo</option>
+                                    <option>Abbigliamento e ornamenti personali</option>
+                                    <option>Decorazione parietale</option>
+                                    <option>Epigrafe</option>
+                                    <option>Elemento architettonico</option>
+                                    <option>Pavimentazione</option>
+                                    <option>Scultura</option>
+                                </select>
+                            </div>
+                        </div>
+                    </div>
                     <div class="field">
                         <label class="label">Tecnica muraria</label>
                         <div class="control">
                             <div class="select">
-                                <select name="technique">
+                                <select name="technique"
+                                    data-search-target="technique"
+                                    data-action="change->search#disableCategory">
                                     <option default value="">-- Scegliere tecnica --</option>
                                     <option>Opera poligonale</option>
                                     <option>Opera incerta</option>
diff --git a/webgis/js/controllers/search_controller.js b/webgis/js/controllers/search_controller.js
index d6813c7..55dfd43 100644
--- a/webgis/js/controllers/search_controller.js
+++ b/webgis/js/controllers/search_controller.js
@@ -11,14 +11,25 @@ export default class extends Controller {
         'results',
         'clear',
         'container',
+        'category',
+        'technique',
     ];
     
+    disableTechnique() {
+        this.techniqueTarget.disabled = true;
+    }
+    disableCategory() {
+        this.categoryTarget.disabled = true;
+    }
     /**
      * 
      * @param {Event} event 
      */
     async submitSearch(event) {
         event.preventDefault();
+        // Re-enable disabled filters, if any
+        this.categoryTarget.disabled = false;
+        this.techniqueTarget.disabled = false;
         const data = new FormData(event.target);
         const body = {};
         const map = GisState.map;
@@ -44,8 +55,6 @@ export default class extends Controller {
             map.setZoom(INIT_ZOOM);
             this.#filterMap(results);
             
-            console.debug(results);
-
             // Should technique always be shown after a search?
             for (const key of Object.keys(techsMarkers)) {
                 for (const record of results.sites) {
@@ -59,6 +68,8 @@ export default class extends Controller {
     }
 
     clearSearch() {
+        this.categoryTarget.disabled = false;
+        this.techniqueTarget.disabled = false;
         const map = GisState.map;
 
         // Restore layer groups in map