diff --git a/_overviews/FAQ/index.md b/_overviews/FAQ/index.md
index f075695e78..f38f691bc5 100644
--- a/_overviews/FAQ/index.md
+++ b/_overviews/FAQ/index.md
@@ -83,10 +83,10 @@ individual to individual.  `-Xlint` is valuable to enable.  Some brave
 people enable `-Werror` (formerly `-Xfatal-warnings`) to make warnings
 fatal.
 
-[sbt-tpolecat](https://github.com/DavidGregory084/sbt-tpolecat) is an
+[sbt-tpolecat](https://github.com/typelevel/sbt-tpolecat) is an
 opinionated sbt plugin that sets many options automatically, depending
 on Scala version; you can see
-[here](https://github.com/DavidGregory084/sbt-tpolecat/blob/master/src/main/scala/io/github/davidgregory084/TpolecatPlugin.scala)
+[here](https://github.com/typelevel/sbt-tpolecat/blob/main/plugin/src/main/scala/io/github/davidgregory084/TpolecatPlugin.scala)
 what it sets.  Some choices it makes are oriented towards
 pure-functional programmers.
 
diff --git a/_overviews/scala3-book/domain-modeling-tools.md b/_overviews/scala3-book/domain-modeling-tools.md
index a5c02b2a49..762dd1bc2e 100644
--- a/_overviews/scala3-book/domain-modeling-tools.md
+++ b/_overviews/scala3-book/domain-modeling-tools.md
@@ -408,7 +408,7 @@ Here’s an example of a “string utilities” object that contains a set of me
 ```scala
 object StringUtils {
   def truncate(s: String, length: Int): String = s.take(length)
-  def containsWhitespace(s: String): Boolean = s.object_1es(".*\\s.*")
+  def containsWhitespace(s: String): Boolean = s.matches(".*\\s.*")
   def isNullOrEmpty(s: String): Boolean = s == null || s.trim.isEmpty
 }
 ```
@@ -420,7 +420,7 @@ object StringUtils {
 ```scala
 object StringUtils:
   def truncate(s: String, length: Int): String = s.take(length)
-  def containsWhitespace(s: String): Boolean = s.object_1es(".*\\s.*")
+  def containsWhitespace(s: String): Boolean = s.matches(".*\\s.*")
   def isNullOrEmpty(s: String): Boolean = s == null || s.trim.isEmpty
 ```
 
diff --git a/_ru/scala3/book/domain-modeling-tools.md b/_ru/scala3/book/domain-modeling-tools.md
index 36f19bc3ad..b081a12d2a 100644
--- a/_ru/scala3/book/domain-modeling-tools.md
+++ b/_ru/scala3/book/domain-modeling-tools.md
@@ -403,7 +403,7 @@ val s3 = Student("Mary", "123", 456)
 ```scala
 object StringUtils {
   def truncate(s: String, length: Int): String = s.take(length)
-  def containsWhitespace(s: String): Boolean = s.object_1es(".*\\s.*")
+  def containsWhitespace(s: String): Boolean = s.matches(".*\\s.*")
   def isNullOrEmpty(s: String): Boolean = s == null || s.trim.isEmpty
 }
 ```
@@ -415,7 +415,7 @@ object StringUtils {
 ```scala
 object StringUtils:
   def truncate(s: String, length: Int): String = s.take(length)
-  def containsWhitespace(s: String): Boolean = s.object_1es(".*\\s.*")
+  def containsWhitespace(s: String): Boolean = s.matches(".*\\s.*")
   def isNullOrEmpty(s: String): Boolean = s == null || s.trim.isEmpty
 ```