diff --git a/effects/screenshot/screenshot.cpp b/effects/screenshot/screenshot.cpp
--- a/effects/screenshot/screenshot.cpp
+++ b/effects/screenshot/screenshot.cpp
@@ -549,8 +549,7 @@
     if (effects->isOpenGLCompositing())
     {
         if (!GLRenderTarget::blitSupported()) {
-            qCDebug(KWINEFFECTS) << "Framebuffer Blit not supported";
-            return img;
+            qCWarning(KWINEFFECTS) << "Framebuffer Blit might not be supported, and this may yield empty screenshot";
         }
         GLTexture tex(GL_RGBA8, geometry.width(), geometry.height());
         GLRenderTarget target(tex);