diff --git a/pkg/codec/svtav1/bridge.h b/pkg/codec/svtav1/bridge.h
index 3be2441..eb43fbf 100644
--- a/pkg/codec/svtav1/bridge.h
+++ b/pkg/codec/svtav1/bridge.h
@@ -4,6 +4,13 @@
 #include <EbSvtAv1Enc.h>
 #include <stdbool.h>
 
+// For SVT-AV1 v4.0.0+ support
+// See below for documentation of low delay value:
+// https://gitlab.com/AOMediaCodec/SVT-AV1/-/blob/master/Docs/Parameters.md#gop-size-and-type-options
+#ifndef SVT_AV1_PRED_LOW_DELAY
+#define SVT_AV1_PRED_LOW_DELAY 1
+#endif
+
 #define ERR_INIT_ENC_HANDLER 1
 #define ERR_SET_ENC_PARAM 2
 #define ERR_ENC_INIT 3
diff --git a/pkg/codec/svtav1/svtav1.go b/pkg/codec/svtav1/svtav1.go
index 5e08ce6..f6fa9e6 100644
--- a/pkg/codec/svtav1/svtav1.go
+++ b/pkg/codec/svtav1/svtav1.go
@@ -40,7 +40,7 @@ func newEncoder(r video.Reader, p prop.Media, params Params) (codec.ReadCloser,
 	enc.param.profile = C.MAIN_PROFILE
 	enc.param.enc_mode = C.int8_t(params.Preset)
 	enc.param.rate_control_mode = C.SVT_AV1_RC_MODE_CBR
-	enc.param.pred_structure = C.SVT_AV1_PRED_LOW_DELAY_B
+	enc.param.pred_structure = C.SVT_AV1_PRED_LOW_DELAY
 	enc.param.target_bit_rate = C.uint32_t(params.BitRate)
 	enc.param.frame_rate_numerator = C.uint32_t(p.FrameRate * 1000)
 	enc.param.frame_rate_denominator = 1000