diff --git a/libavcodec/g728dec.c b/libavcodec/g728dec.c
index edf45c589b..9ab650f2cb 100644
--- a/libavcodec/g728dec.c
+++ b/libavcodec/g728dec.c
@@ -44,9 +44,9 @@
 
 static float g728_gq_db[8];
 static float g728_y_db[128];
-static float g728_wnr_r[FFALIGN(NSBSZ,16)];
-static float g728_wnrg_r[FFALIGN(NSBGSZ, 16)];
-static float g728_facv_f[FFALIGN(LPC, 16)];
+static DECLARE_ALIGNED(32, float, g728_wnr_r)[FFALIGN(NSBSZ,16)];
+static DECLARE_ALIGNED(32, float, g728_wnrg_r)[FFALIGN(NSBGSZ, 16)];
+static DECLARE_ALIGNED(32, float, g728_facv_f)[FFALIGN(LPC, 16)];
 
 static av_cold void g728_init_static_data(void)
 {