diff --git a/docs/ppl-lang/ppl-fieldsummary-command.md b/docs/ppl-lang/ppl-fieldsummary-command.md
index 3cf1348e2..468c2046b 100644
--- a/docs/ppl-lang/ppl-fieldsummary-command.md
+++ b/docs/ppl-lang/ppl-fieldsummary-command.md
@@ -19,7 +19,7 @@ PPL query:
 
     os> source = t | where status_code != 200 | fieldsummary includefields= status_code nulls=true
     +------------------+-------------+------------+------------+------------+------------+------------+------------+----------------|
-    | Fiels            | COUNT       | COUNT_DISTINCT    |  MIN  |  MAX   |  AVG   |  MEAN   |        STDDEV       | NUlls | TYPEOF |
+    | Fields            | COUNT       | COUNT_DISTINCT    |  MIN  |  MAX   |  AVG   |  MEAN   |        STDDEV       | NUlls | TYPEOF |
     |------------------+-------------+------------+------------+------------+------------+------------+------------+----------------|
     | "status_code"    |      2      |         2         | 301   |   403  |  352.0 |  352.0  |  72.12489168102785  |  0    | "int"  |
     +------------------+-------------+------------+------------+------------+------------+------------+------------+----------------|
@@ -30,7 +30,7 @@ PPL query:
 
     os> source = t | fieldsummary includefields= id, status_code, request_path nulls=true
     +------------------+-------------+------------+------------+------------+------------+------------+------------+----------------|
-    | Fiels            | COUNT       | COUNT_DISTINCT    |  MIN  |  MAX   |  AVG   |  MEAN   |        STDDEV       | NUlls | TYPEOF |
+    | Fields            | COUNT       | COUNT_DISTINCT    |  MIN  |  MAX   |  AVG   |  MEAN   |        STDDEV       | NUlls | TYPEOF |
     |------------------+-------------+------------+------------+------------+------------+------------+------------+----------------|
     |       "id"       |      6      |         6         | 1     |   6    |  3.5   |   3.5  |  1.8708286933869707  |  0    | "int"  |
     +------------------+-------------+------------+------------+------------+------------+------------+------------+----------------|
diff --git a/ppl-spark-integration/src/main/antlr4/OpenSearchPPLParser.g4 b/ppl-spark-integration/src/main/antlr4/OpenSearchPPLParser.g4
index 7ca53a652..742ae2a30 100644
--- a/ppl-spark-integration/src/main/antlr4/OpenSearchPPLParser.g4
+++ b/ppl-spark-integration/src/main/antlr4/OpenSearchPPLParser.g4
@@ -1071,6 +1071,10 @@ keywordsCanBeId
    | SPARKLINE
    | C
    | DC
+   // FIELD SUMMARY
+   | FIELDSUMMARY
+   | INCLUDEFIELDS
+   | NULLS
    // JOIN TYPE
    | OUTER
    | INNER