diff --git a/aom/aomcx.h b/aom/aomcx.h
index b424c3c..305e690 100644
--- a/aom/aomcx.h
+++ b/aom/aomcx.h
@@ -853,6 +853,15 @@
    */
   AV1E_SET_ENABLE_DUAL_FILTER,
 
+  /*!\brief Codec control function to turn on / off delta quantization in chroma
+   * planes usage for a sequence.
+   *
+   * This will enable or disable use of chroma deltaq.
+   * The default value is 0.
+   *
+   */
+  AV1E_SET_ENABLE_CHROMA_DELTAQ,
+
   /*!\brief Codec control function to turn on / off masked compound usage
    * for a sequence.
    *
@@ -1353,6 +1362,9 @@
 AOM_CTRL_USE_TYPE(AV1E_SET_ENABLE_DUAL_FILTER, int)
 #define AOM_CTRL_AV1E_SET_ENABLE_DUAL_FILTER
 
+AOM_CTRL_USE_TYPE(AV1E_SET_ENABLE_CHROMA_DELTAQ, int)
+#define AOM_CTRL_AV1E_SET_ENABLE_CHROMA_DELTAQ
+
 AOM_CTRL_USE_TYPE(AV1E_SET_ENABLE_MASKED_COMP, int)
 #define AOM_CTRL_AV1E_SET_ENABLE_MASKED_COMP
 
diff --git a/apps/aomenc.c b/apps/aomenc.c
index 59246da..bad4f53 100644
--- a/apps/aomenc.c
+++ b/apps/aomenc.c
@@ -460,6 +460,10 @@
     ARG_DEF(NULL, "enable-dual-filter", 1,
             "Enable dual filter "
             "(0: false, 1: true (default))");
+static const arg_def_t enable_chroma_deltaq =
+    ARG_DEF(NULL, "enable-chroma-deltaq", 1,
+            "Enable chroma delta quant "
+            "(0: false (default), 1: true)");
 static const arg_def_t enable_intra_edge_filter =
     ARG_DEF(NULL, "enable-intra-edge-filter", 1,
             "Enable intra edge filtering "
@@ -808,6 +812,7 @@
                                        &min_partition_size,
                                        &max_partition_size,
                                        &enable_dual_filter,
+                                       &enable_chroma_deltaq,
                                        &enable_intra_edge_filter,
                                        &enable_order_hint,
                                        &enable_tx64,
@@ -909,6 +914,7 @@
                                         AV1E_SET_MIN_PARTITION_SIZE,
                                         AV1E_SET_MAX_PARTITION_SIZE,
                                         AV1E_SET_ENABLE_DUAL_FILTER,
+                                        AV1E_SET_ENABLE_CHROMA_DELTAQ,
                                         AV1E_SET_ENABLE_INTRA_EDGE_FILTER,
                                         AV1E_SET_ENABLE_ORDER_HINT,
                                         AV1E_SET_ENABLE_TX64,
diff --git a/av1/av1_cx_iface.c b/av1/av1_cx_iface.c
index 2a1f61a..33f252f 100644
--- a/av1/av1_cx_iface.c
+++ b/av1/av1_cx_iface.c
@@ -70,6 +70,7 @@
   aom_timing_info_type_t timing_info_type;
   unsigned int frame_parallel_decoding_mode;
   int enable_dual_filter;
+  unsigned int enable_chroma_deltaq;
   AQ_MODE aq_mode;
   DELTAQ_MODE deltaq_mode;
   int deltalf_mode;
@@ -187,6 +188,7 @@
   AOM_TIMING_UNSPECIFIED,       // No picture timing signaling in bitstream
   0,                            // frame_parallel_decoding_mode
   1,                            // enable dual filter
+  0,                            // enable delta quant in chroma planes
   NO_AQ,                        // aq_mode
   DELTA_Q_OBJECTIVE,            // deltaq_mode
   0,                            // delta lf mode
@@ -480,6 +482,8 @@
   if (extra_cfg->lossless) {
     if (extra_cfg->aq_mode != 0)
       ERROR("Only --aq_mode=0 can be used with --lossless=1.");
+    if (extra_cfg->enable_chroma_deltaq)
+      ERROR("Only --enable_chroma_deltaq=0 can be used with --lossless=1.");
 #if CONFIG_DIST_8X8
     if (extra_cfg->enable_dist_8x8)
       ERROR("dist-8x8 cannot be used with lossless compression.");
@@ -863,6 +867,7 @@
 
   oxcf->enable_tpl_model = extra_cfg->enable_tpl_model;
 
+  oxcf->enable_chroma_deltaq = extra_cfg->enable_chroma_deltaq;
   oxcf->aq_mode = extra_cfg->aq_mode;
   oxcf->deltaq_mode = extra_cfg->deltaq_mode;
   // Turn on tpl model for deltaq_mode == DELTA_Q_OBJECTIVE and no
@@ -1183,6 +1188,13 @@
   return update_extra_cfg(ctx, &extra_cfg);
 }
 
+static aom_codec_err_t ctrl_set_enable_chroma_deltaq(aom_codec_alg_priv_t *ctx,
+                                                     va_list args) {
+  struct av1_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.enable_chroma_deltaq = CAST(AV1E_SET_ENABLE_CHROMA_DELTAQ, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
 static aom_codec_err_t ctrl_set_enable_rect_partitions(
     aom_codec_alg_priv_t *ctx, va_list args) {
   struct av1_extracfg extra_cfg = ctx->extra_cfg;
@@ -2272,6 +2284,7 @@
   { AV1E_SET_MIN_PARTITION_SIZE, ctrl_set_min_partition_size },
   { AV1E_SET_MAX_PARTITION_SIZE, ctrl_set_max_partition_size },
   { AV1E_SET_ENABLE_DUAL_FILTER, ctrl_set_enable_dual_filter },
+  { AV1E_SET_ENABLE_CHROMA_DELTAQ, ctrl_set_enable_chroma_deltaq },
   { AV1E_SET_ENABLE_INTRA_EDGE_FILTER, ctrl_set_enable_intra_edge_filter },
   { AV1E_SET_ENABLE_ORDER_HINT, ctrl_set_enable_order_hint },
   { AV1E_SET_ENABLE_TX64, ctrl_set_enable_tx64 },
diff --git a/av1/encoder/encoder.h b/av1/encoder/encoder.h
index 17dbcc8..f8e7313 100644
--- a/av1/encoder/encoder.h
+++ b/av1/encoder/encoder.h
@@ -246,6 +246,7 @@
   int worst_allowed_q;
   int best_allowed_q;
   int cq_level;
+  int enable_chroma_deltaq;
   AQ_MODE aq_mode;  // Adaptive Quantization mode
   DELTAQ_MODE deltaq_mode;
   int deltalf_mode;