diff --git a/spa/plugins/audioconvert/channelmix-ops.c b/spa/plugins/audioconvert/channelmix-ops.c
index 0630dc48e..25d5c5fea 100644
--- a/spa/plugins/audioconvert/channelmix-ops.c
+++ b/spa/plugins/audioconvert/channelmix-ops.c
@@ -105,7 +105,7 @@ static const struct channelmix_info {
 	MAKE(8, MASK_7_1, 4, MASK_3_1, channelmix_f32_7p1_3p1_c),
 
 #if defined (HAVE_SSE)
-	MAKE(ANY, 0, ANY, 0, channelmix_f32_n_m_sse),
+	MAKE(ANY, 0, ANY, 0, channelmix_f32_n_m_sse, SPA_CPU_FLAG_SSE),
 #endif
 	MAKE(ANY, 0, ANY, 0, channelmix_f32_n_m_c),
 };