diff --git a/cbor/src/main/java/com/fasterxml/jackson/jaxrs/cbor/CBORMapperConfigurator.java b/cbor/src/main/java/com/fasterxml/jackson/jaxrs/cbor/CBORMapperConfigurator.java
index 6c41863b..1776f167 100644
--- a/cbor/src/main/java/com/fasterxml/jackson/jaxrs/cbor/CBORMapperConfigurator.java
+++ b/cbor/src/main/java/com/fasterxml/jackson/jaxrs/cbor/CBORMapperConfigurator.java
@@ -18,7 +18,7 @@
 public class CBORMapperConfigurator
     extends MapperConfiguratorBase<CBORMapperConfigurator, ObjectMapper>
 {
-    // @since 2.18
+    // @since 2.17.1
     private final ReentrantLock _lock = new ReentrantLock();
 
     /*
diff --git a/json/src/main/java/com/fasterxml/jackson/jaxrs/json/JsonMapperConfigurator.java b/json/src/main/java/com/fasterxml/jackson/jaxrs/json/JsonMapperConfigurator.java
index 189753ca..7fafbb91 100644
--- a/json/src/main/java/com/fasterxml/jackson/jaxrs/json/JsonMapperConfigurator.java
+++ b/json/src/main/java/com/fasterxml/jackson/jaxrs/json/JsonMapperConfigurator.java
@@ -17,7 +17,7 @@
 public class JsonMapperConfigurator
     extends MapperConfiguratorBase<JsonMapperConfigurator, ObjectMapper>
 {
-    // @since 2.18
+    // @since 2.17.1
     private final ReentrantLock _lock = new ReentrantLock();
 
     /*
diff --git a/release-notes/VERSION-2.x b/release-notes/VERSION-2.x
index 2c06ff18..72b90810 100644
--- a/release-notes/VERSION-2.x
+++ b/release-notes/VERSION-2.x
@@ -12,6 +12,10 @@ Sub-modules:
 
 2.18.0 (not yet released)
 
+No changes since 2.17
+
+2.17.1 (not yet released)
+
 #184: Use `ReentrantLock`s instead of synchronized blocks
  (contributed by @pjfanning)
 
diff --git a/smile/src/main/java/com/fasterxml/jackson/jaxrs/smile/SmileMapperConfigurator.java b/smile/src/main/java/com/fasterxml/jackson/jaxrs/smile/SmileMapperConfigurator.java
index 1cf41c46..01246b4f 100644
--- a/smile/src/main/java/com/fasterxml/jackson/jaxrs/smile/SmileMapperConfigurator.java
+++ b/smile/src/main/java/com/fasterxml/jackson/jaxrs/smile/SmileMapperConfigurator.java
@@ -19,7 +19,7 @@
 public class SmileMapperConfigurator
     extends MapperConfiguratorBase<SmileMapperConfigurator, ObjectMapper>
 {
-    // @since 2.18
+    // @since 2.17.1
     private final ReentrantLock _lock = new ReentrantLock();
 
     /*
diff --git a/xml/src/main/java/com/fasterxml/jackson/jaxrs/xml/XMLMapperConfigurator.java b/xml/src/main/java/com/fasterxml/jackson/jaxrs/xml/XMLMapperConfigurator.java
index dc0762c9..5eaa9cad 100644
--- a/xml/src/main/java/com/fasterxml/jackson/jaxrs/xml/XMLMapperConfigurator.java
+++ b/xml/src/main/java/com/fasterxml/jackson/jaxrs/xml/XMLMapperConfigurator.java
@@ -21,7 +21,7 @@
 public class XMLMapperConfigurator
     extends MapperConfiguratorBase<XMLMapperConfigurator, XmlMapper>
 {
-    // @since 2.18
+    // @since 2.17.1
     private final ReentrantLock _lock = new ReentrantLock();
 
     /*
diff --git a/yaml/src/main/java/com/fasterxml/jackson/jaxrs/yaml/YAMLMapperConfigurator.java b/yaml/src/main/java/com/fasterxml/jackson/jaxrs/yaml/YAMLMapperConfigurator.java
index bfd73bee..32b785aa 100644
--- a/yaml/src/main/java/com/fasterxml/jackson/jaxrs/yaml/YAMLMapperConfigurator.java
+++ b/yaml/src/main/java/com/fasterxml/jackson/jaxrs/yaml/YAMLMapperConfigurator.java
@@ -18,7 +18,7 @@
 public class YAMLMapperConfigurator
     extends MapperConfiguratorBase<YAMLMapperConfigurator, YAMLMapper>
 {
-    // @since 2.18
+    // @since 2.17.1
     private final ReentrantLock _lock = new ReentrantLock();
 
     /*