diff --git a/service/src/services/LibraryService.ts b/service/src/services/LibraryService.ts
index 8acd7a9..d76d80a 100644
--- a/service/src/services/LibraryService.ts
+++ b/service/src/services/LibraryService.ts
@@ -260,7 +260,8 @@ export class LibraryService implements Service<CRMIShareableLibrary> {
    * {BASE_URL}/4_0_1/Library/$approve or {BASE_URL}/4_0_1/Library/[id]/$approve
    * applies an approval to an existing artifact, regardless of status, and sets the
    * date and approvalDate elements of the approved artifact as well as for all resources
-   * it is composed of
+   * it is composed of. The user can optionally provide an artifactAssessmentType and an
+   * artifactAssessmentSummary for an cqfm-artifactComment extension.
    */
   async approve(args: RequestArgs, { req }: RequestCtx) {
     logger.info(`${req.method} ${req.path}`);
diff --git a/service/src/services/MeasureService.ts b/service/src/services/MeasureService.ts
index 2548a60..ec3a7db 100644
--- a/service/src/services/MeasureService.ts
+++ b/service/src/services/MeasureService.ts
@@ -262,7 +262,8 @@ export class MeasureService implements Service<CRMIShareableMeasure> {
    * {BASE_URL}/4_0_1/Measure/$approve or {BASE_URL}/4_0_1/Measure/[id]/$approve
    * applies an approval to an existing artifact, regardless of status, and sets the
    * date and approvalDate elements of the approved artifact as well as for all resources
-   * it is composed of
+   * it is composed of. The user can optionally provide an artifactAssessmentType and an
+   * artifactAssessmentSummary for an cqfm-artifactComment extension.
    */
   async approve(args: RequestArgs, { req }: RequestCtx) {
     logger.info(`${req.method} ${req.path}`);