diff --git a/doc/api/module.md b/doc/api/module.md
index c992bce9a97a5f..f1e2c72d4298d3 100644
--- a/doc/api/module.md
+++ b/doc/api/module.md
@@ -1664,6 +1664,13 @@ added:
#### `new SourceMap(payload[, { lineLengths }])`
+
+
* `payload` {Object}
* `lineLengths` {number\[]}
@@ -1726,6 +1733,12 @@ columnNumber)`
#### `sourceMap.findOrigin(lineNumber, columnNumber)`
+
+
* `lineNumber` {number} The 1-indexed line number of the call
site in the generated source
* `columnNumber` {number} The 1-indexed column number
diff --git a/doc/api/modules.md b/doc/api/modules.md
index 9e7c2e9b099a19..0285b9ee8e0281 100644
--- a/doc/api/modules.md
+++ b/doc/api/modules.md
@@ -1269,9 +1269,9 @@ This section was moved to
* `module.findSourceMap(path)`
* Class: `module.SourceMap`
- * `new SourceMap(payload)`
+ * `new SourceMap(payload)`
* `sourceMap.payload`
- * `sourceMap.findEntry(lineNumber, columnNumber)`
+ * `sourceMap.findEntry(lineNumber, columnNumber)`
[Determining module system]: packages.md#determining-module-system
[ECMAScript Modules]: esm.md