diff --git a/packages/components/select/select.component.ts b/packages/components/select/select.component.ts
index 557cda2e4..7ff0a8eb9 100644
--- a/packages/components/select/select.component.ts
+++ b/packages/components/select/select.component.ts
@@ -837,7 +837,7 @@ export class KbqSelect
     }
 
     calculateHiddenItems(): void {
-        if (this.customTrigger || this.empty || !this.multiple) {
+        if (this.customTrigger || this.empty || !this.multiple || this.customMatcher) {
             return;
         }
 
diff --git a/packages/components/tree-select/tree-select.component.ts b/packages/components/tree-select/tree-select.component.ts
index b252eea40..c91bed49a 100644
--- a/packages/components/tree-select/tree-select.component.ts
+++ b/packages/components/tree-select/tree-select.component.ts
@@ -868,7 +868,7 @@ export class KbqTreeSelect
     }
 
     calculateHiddenItems() {
-        if (this.customTrigger || this.empty || !this.multiple) {
+        if (this.customTrigger || this.empty || !this.multiple || this.customMatcher) {
             return;
         }