diff --git a/vp9/common/vp9_onyx.h b/vp9/common/vp9_onyx.h
index ac39a98fd..ab27ca523 100644
--- a/vp9/common/vp9_onyx.h
+++ b/vp9/common/vp9_onyx.h
@@ -112,7 +112,6 @@ extern "C" {
     int auto_key;  // autodetect cut scenes and set the keyframes
     int key_freq;  // maximum distance to key frame.
 
-    int allow_lag;  // allow lagged compression (if 0 lagin frames is ignored)
     int lag_in_frames;  // how many frames lag before we start encoding
 
     // ----------------------------------------------------------------
diff --git a/vp9/encoder/vp9_onyx_if.c b/vp9/encoder/vp9_onyx_if.c
index 73ac9bc88..5d463b6df 100644
--- a/vp9/encoder/vp9_onyx_if.c
+++ b/vp9/encoder/vp9_onyx_if.c
@@ -1502,13 +1502,9 @@ void vp9_change_config(VP9_PTR ptr, VP9_CONFIG *oxcf) {
 
   cpi->speed = abs(cpi->oxcf.cpu_used);
 
-  if (cpi->oxcf.lag_in_frames == 0) {
-    // Force allow_lag to 0 if lag_in_frames is 0.
-    cpi->oxcf.allow_lag = 0;
-  } else if (cpi->oxcf.lag_in_frames > MAX_LAG_BUFFERS) {
-     // Limit on lag buffers as these are not currently dynamically allocated.
+  // Limit on lag buffers as these are not currently dynamically allocated.
+  if (cpi->oxcf.lag_in_frames > MAX_LAG_BUFFERS)
     cpi->oxcf.lag_in_frames = MAX_LAG_BUFFERS;
-  }
 
 #if CONFIG_MULTIPLE_ARF
   vp9_zero(cpi->alt_ref_source);
diff --git a/vp9/vp9_cx_iface.c b/vp9/vp9_cx_iface.c
index fbdad7414..a819dfdf9 100644
--- a/vp9/vp9_cx_iface.c
+++ b/vp9/vp9_cx_iface.c
@@ -289,10 +289,8 @@ static vpx_codec_err_t set_vp9e_config(VP9_CONFIG *oxcf,
   }
 
   if (cfg.g_pass == VPX_RC_FIRST_PASS) {
-    oxcf->allow_lag     = 0;
     oxcf->lag_in_frames = 0;
   } else {
-    oxcf->allow_lag     = (cfg.g_lag_in_frames) > 0;
     oxcf->lag_in_frames = cfg.g_lag_in_frames;
   }
 
@@ -390,7 +388,6 @@ static vpx_codec_err_t set_vp9e_config(VP9_CONFIG *oxcf,
   printf("two_pass_vbrbias: %d\n",  oxcf->two_pass_vbrbias);
   printf("two_pass_vbrmin_section: %d\n", oxcf->two_pass_vbrmin_section);
   printf("two_pass_vbrmax_section: %d\n", oxcf->two_pass_vbrmax_section);
-  printf("allow_lag: %d\n", oxcf->allow_lag);
   printf("lag_in_frames: %d\n", oxcf->lag_in_frames);
   printf("play_alternate: %d\n", oxcf->play_alternate);
   printf("Version: %d\n", oxcf->Version);