diff --git a/docs/en/jpql-with-kotlin-jdsl/expressions.md b/docs/en/jpql-with-kotlin-jdsl/expressions.md
index 287f4e195..e6f510b16 100644
--- a/docs/en/jpql-with-kotlin-jdsl/expressions.md
+++ b/docs/en/jpql-with-kotlin-jdsl/expressions.md
@@ -226,6 +226,7 @@ Use the following functions to build arithmetic functions:
 * ABS (abs)
 * CEILING (ceiling)
 * FLOOR (floor)
+* LN (ln)
 * ROUND (round)
 * SQRT (sqrt)
 
@@ -236,6 +237,8 @@ ceiling(path(Book::price))
 
 floor(path(Book::price))
 
+ln(path(Book::price))
+
 round(path(Book::price), 2)
 
 sqrt(path(Book::price))
@@ -244,8 +247,6 @@ sqrt(path(Book::price))
 | Function | DSL function |
 |----------|--------------|
 | EXP      | not yet      |
-| FLOOR    | not yet      |
-| LN       | not yet      |
 | MOD      | not yet      |
 | POWER    | not yet      |
 | SIGN     | not yet      |
diff --git a/docs/ko/jpql-with-kotlin-jdsl/expressions.md b/docs/ko/jpql-with-kotlin-jdsl/expressions.md
index 9c13e1c98..332568c5a 100644
--- a/docs/ko/jpql-with-kotlin-jdsl/expressions.md
+++ b/docs/ko/jpql-with-kotlin-jdsl/expressions.md
@@ -222,6 +222,7 @@ locate("Book", path(Book::title))
 * ABS (abs)
 * CEILING (ceiling)
 * FLOOR (floor)
+* LN (ln)
 * ROUND (round)
 * SQRT (sqrt)
 
@@ -232,6 +233,8 @@ ceiling(path(Book::price))
 
 floor(path(Book::price))
 
+ln(path(Book::price))
+
 round(path(Book::price), 2)
 
 sqrt(path(Book::price))
@@ -240,8 +243,6 @@ sqrt(path(Book::price))
 | Function | DSL function |
 |----------|--------------|
 | EXP      | not yet      |
-| FLOOR    | not yet      |
-| LN       | not yet      |
 | MOD      | not yet      |
 | POWER    | not yet      |
 | SIGN     | not yet      |