diff --git a/src/client/blur.cpp b/src/client/blur.cpp
index 5ce4acf..fa623f8 100644
--- a/src/client/blur.cpp
+++ b/src/client/blur.cpp
@@ -1,6 +1,7 @@
 /*
     SPDX-FileCopyrightText: 2015 Martin Gräßlin <mgraesslin@kde.org>
     SPDX-FileCopyrightText: 2015 Marco Martin <mart@kde.org>
+    SPDX-FileCopyrightText: 2022 KylinSoft Co., Ltd.
 
     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
@@ -146,6 +147,11 @@ void Blur::setRegion(Region *region)
     org_kde_kwin_blur_set_region(d->blur, *region);
 }
 
+void Blur::setStrength(uint32_t strength)
+{
+    org_kde_kwin_blur_set_strength(d->blur, strength);
+}
+
 Blur::operator org_kde_kwin_blur *()
 {
     return d->blur;
diff --git a/src/client/blur.h b/src/client/blur.h
index 65b2086..ba9367b 100644
--- a/src/client/blur.h
+++ b/src/client/blur.h
@@ -1,6 +1,7 @@
 /*
     SPDX-FileCopyrightText: 2015 Martin Gräßlin <mgraesslin@kde.org>
     SPDX-FileCopyrightText: 2015 Marco Martin <mart@kde.org>
+    SPDX-FileCopyrightText: 2022 KylinSoft Co., Ltd.
 
     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
@@ -177,6 +178,8 @@ public:
      */
     void setRegion(Region *region);
 
+    void setStrength(uint32_t strength);
+
     operator org_kde_kwin_blur *();
     operator org_kde_kwin_blur *() const;