diff --git a/aom_scale/yv12config.h b/aom_scale/yv12config.h
index 28147206..bb0d564 100644
--- a/aom_scale/yv12config.h
+++ b/aom_scale/yv12config.h
@@ -24,15 +24,7 @@
 
 #define AOMINNERBORDERINPIXELS 160
 #define AOM_INTERP_EXTEND 4
-
-// TODO(jingning): Use unified inter predictor for encoder and
-// decoder during the development process. Revisit the frame border
-// to improve the decoder performance.
-#if CONFIG_REDUCED_ENCODER_BORDER
-#define AOM_BORDER_IN_PIXELS 160
-#else
 #define AOM_BORDER_IN_PIXELS 288
-#endif  // CONFIG_REDUCED_ENCODER_BORDER
 #define AOM_ENC_NO_SCALE_BORDER 160
 #define AOM_DEC_BORDER_IN_PIXELS 64
 
diff --git a/av1/av1_cx_iface.c b/av1/av1_cx_iface.c
index 26d4319..8cae11e 100644
--- a/av1/av1_cx_iface.c
+++ b/av1/av1_cx_iface.c
@@ -26,10 +26,6 @@
 #include "av1/encoder/encoder.h"
 #include "av1/encoder/firstpass.h"
 
-#if CONFIG_REDUCED_ENCODER_BORDER
-#include "common/tools_common.h"
-#endif  // CONFIG_REDUCED_ENCODER_BORDER
-
 #define MAG_SIZE (4)
 #define MAX_NUM_ENHANCEMENT_LAYERS 3
 
@@ -777,20 +773,6 @@
   oxcf->frame_periodic_boost = extra_cfg->frame_periodic_boost;
   oxcf->motion_vector_unit_test = extra_cfg->motion_vector_unit_test;
 
-#if CONFIG_REDUCED_ENCODER_BORDER
-  if (oxcf->superres_mode != SUPERRES_NONE ||
-      oxcf->resize_mode != RESIZE_NONE) {
-    warn(
-        "Superres / resize cannot be used with CONFIG_REDUCED_ENCODER_BORDER. "
-        "Disabling superres/resize.\n");
-    // return AOM_CODEC_INVALID_PARAM;
-    disable_superres(oxcf);
-    oxcf->resize_mode = RESIZE_NONE;
-    oxcf->resize_scale_denominator = SCALE_NUMERATOR;
-    oxcf->resize_kf_scale_denominator = SCALE_NUMERATOR;
-  }
-#endif  // CONFIG_REDUCED_ENCODER_BORDER
-
   oxcf->chroma_subsampling_x = extra_cfg->chroma_subsampling_x;
   oxcf->chroma_subsampling_y = extra_cfg->chroma_subsampling_y;
   oxcf->border_in_pixels = (oxcf->resize_mode || oxcf->superres_mode)
diff --git a/build/cmake/aom_config_defaults.cmake b/build/cmake/aom_config_defaults.cmake
index db0c9b9..9fb7113 100644
--- a/build/cmake/aom_config_defaults.cmake
+++ b/build/cmake/aom_config_defaults.cmake
@@ -112,11 +112,6 @@
                    "Max profile to support decoding.")
 set_aom_config_var(CONFIG_NORMAL_TILE_MODE 0 NUMBER
                    "Only enables normal tile mode.")
-set_aom_config_var(
-  CONFIG_REDUCED_ENCODER_BORDER 0 NUMBER
-  "Enable reduced border extention for encoder. \
-                    Disables superres and resize support."
-  )
 set_aom_config_var(CONFIG_SIZE_LIMIT 0 NUMBER "Limit max decode width/height.")
 set_aom_config_var(CONFIG_SPATIAL_RESAMPLING 1 NUMBER "Spatial resampling.")
 set_aom_config_var(DECODE_HEIGHT_LIMIT 0 NUMBER "Set limit for decode height.")