diff --git a/internal/service/kendra/thesaurus.go b/internal/service/kendra/thesaurus.go
index 616031bbf5a2..4cbb9cb6bd8f 100644
--- a/internal/service/kendra/thesaurus.go
+++ b/internal/service/kendra/thesaurus.go
@@ -82,6 +82,10 @@ func ResourceThesaurus() *schema.Resource {
 				Type:     schema.TypeString,
 				Computed: true,
 			},
+			"thesaurus_id": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
 			"tags":     tftags.TagsSchema(),
 			"tags_all": tftags.TagsSchemaComputed(),
 		},
@@ -185,6 +189,7 @@ func resourceThesaurusRead(ctx context.Context, d *schema.ResourceData, meta int
 	d.Set("name", out.Name)
 	d.Set("role_arn", out.RoleArn)
 	d.Set("status", out.Status)
+	d.Set("thesaurus_id", out.Id)
 
 	if err := d.Set("source_s3_path", flattenSourceS3Path(out.SourceS3Path)); err != nil {
 		return diag.Errorf("setting complex argument: %s", err)
diff --git a/internal/service/kendra/thesaurus_test.go b/internal/service/kendra/thesaurus_test.go
index db95c36f25c2..5c8dd8809e3d 100644
--- a/internal/service/kendra/thesaurus_test.go
+++ b/internal/service/kendra/thesaurus_test.go
@@ -45,6 +45,7 @@ func testAccThesaurus_basic(t *testing.T) {
 					resource.TestCheckResourceAttrPair(resourceName, "source_s3_path.0.bucket", "aws_s3_bucket.test", "id"),
 					resource.TestCheckResourceAttrPair(resourceName, "source_s3_path.0.key", "aws_s3_object.test", "key"),
 					resource.TestCheckResourceAttrSet(resourceName, "status"),
+					resource.TestCheckResourceAttrSet(resourceName, "thesaurus_id"),
 					acctest.MatchResourceAttrRegionalARN(resourceName, "arn", "kendra", regexp.MustCompile(`index/.+/thesaurus/.+$`)),
 				),
 			},