diff --git a/src/util/00-mesa-defaults.conf b/src/util/00-mesa-defaults.conf
index 47e82efc8ba..a64ebedef81 100644
--- a/src/util/00-mesa-defaults.conf
+++ b/src/util/00-mesa-defaults.conf
@@ -1110,7 +1110,9 @@ TODO: document the other workarounds.
             <!-- https://gitlab.freedesktop.org/mesa/mesa/-/issues/9205 -->
             <option name="glsl_correct_derivatives_after_discard" value="true" />
         </application>
-
+        <application name="SPECviewperf13" executable="viewperf">
+            <option name="mesa_extension_override" value="+GL_EXT_shader_image_load_store" />
+        </application>
         <!-- GL_POINT_SMOOTH is used in Quake II to render particles -->
         <application name="Quake II" executable="quake2-engine">
             <option name="zink_emulate_point_smooth" value="true"/>