diff --git a/components/_util/wave/useWave.ts b/components/_util/wave/useWave.ts
index 7c5a24f22..84e2a6eff 100644
--- a/components/_util/wave/useWave.ts
+++ b/components/_util/wave/useWave.ts
@@ -5,12 +5,12 @@ import showWaveEffect from './WaveEffect';
 export default function useWave(
   instance: ComponentInternalInstance | null,
   className: Ref<string>,
-  wave: ComputedRef<{ disabled?: boolean }>,
+  wave?: ComputedRef<{ disabled?: boolean }>,
 ): VoidFunction {
   function showWave() {
     const node = findDOMNode(instance);
 
-    if (wave.value?.disabled || !node) {
+    if (wave?.value?.disabled || !node) {
       return;
     }
 
diff --git a/components/config-provider/hooks/useConfigInject.ts b/components/config-provider/hooks/useConfigInject.ts
index 0c781d0f5..284c1d2e5 100644
--- a/components/config-provider/hooks/useConfigInject.ts
+++ b/components/config-provider/hooks/useConfigInject.ts
@@ -44,7 +44,7 @@ export default (name: string, props: Record<any, any>) => {
   const csp = computed(() => props.csp ?? configProvider.csp);
   const wave = computed<{
     disabled?: boolean;
-  }>(() => props.wave ?? configProvider.wave.value);
+  }>(() => props.wave ?? configProvider.wave?.value);
 
   return {
     configProvider,