diff --git a/docs/content/preview/reference/configuration/yb-tserver.md b/docs/content/preview/reference/configuration/yb-tserver.md
index fff0e4835bca..e1b2381d05cd 100644
--- a/docs/content/preview/reference/configuration/yb-tserver.md
+++ b/docs/content/preview/reference/configuration/yb-tserver.md
@@ -855,6 +855,14 @@ Default: `-1` (disables logging statement durations)
 
 Specifies the lowest YSQL message level to log.
 
+##### --ysql_output_buffer_size
+
+Size of YSQL layer output buffer, in bytes. YSQL buffers query responses in this output buffer until either a buffer flush is requested by the client or the buffer overflows.
+
+As long as no data has been flushed from the buffer, the database can retry queries on retryable errors. For example, you can increase the size of the buffer so that YSQL can retry [read restart errors](../../../architecture/transactions/read-restart-error).
+
+Default: `262144` (256kB, type: int32)
+
 ### YCQL
 
 The following flags support the use of the [YCQL API](../../../api/ycql/):
diff --git a/docs/content/stable/reference/configuration/yb-tserver.md b/docs/content/stable/reference/configuration/yb-tserver.md
index f4c285516396..15ad7966c670 100644
--- a/docs/content/stable/reference/configuration/yb-tserver.md
+++ b/docs/content/stable/reference/configuration/yb-tserver.md
@@ -855,6 +855,14 @@ Default: `-1` (disables logging statement durations)
 
 Specifies the lowest YSQL message level to log.
 
+##### --ysql_output_buffer_size
+
+Size of YSQL layer output buffer, in bytes. YSQL buffers query responses in this output buffer until either a buffer flush is requested by the client or the buffer overflows.
+
+As long as no data has been flushed from the buffer, the database can retry queries on retryable errors. For example, you can increase the size of the buffer so that YSQL can retry [read restart errors](../../../architecture/transactions/read-restart-error).
+
+Default: `262144` (256kB, type: int32)
+
 ### YCQL
 
 The following flags support the use of the [YCQL API](../../../api/ycql/):
diff --git a/docs/content/v2.20/reference/configuration/yb-tserver.md b/docs/content/v2.20/reference/configuration/yb-tserver.md
index ffd6cdf57e58..75073fcda92e 100644
--- a/docs/content/v2.20/reference/configuration/yb-tserver.md
+++ b/docs/content/v2.20/reference/configuration/yb-tserver.md
@@ -732,6 +732,14 @@ Default: `-1` (disables logging statement durations)
 
 Specifies the lowest YSQL message level to log.
 
+##### --ysql_output_buffer_size
+
+Size of YSQL layer output buffer, in bytes. YSQL buffers query responses in this output buffer until either a buffer flush is requested by the client or the buffer overflows.
+
+As long as no data has been flushed from the buffer, the database can retry queries on retryable errors. For example, you can increase the size of the buffer so that YSQL can retry [read restart errors](../../../architecture/transactions/read-restart-error).
+
+Default: `262144` (256kB, type: int32)
+
 ### YCQL
 
 The following flags support the use of the [YCQL API](../../../api/ycql/):