diff --git a/CHANGELOG.md b/CHANGELOG.md
index 30901558..fb64960d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+### Fixed
+- Fix missing caption registration for the regex caption ([#351](https://github.com/Incendo/cloud/pull/351))
+
 ## [1.6.2]
 
 ### Fixed
diff --git a/cloud-core/src/main/java/cloud/commandframework/captions/SimpleCaptionRegistry.java b/cloud-core/src/main/java/cloud/commandframework/captions/SimpleCaptionRegistry.java
index b209fd8a..31315c4c 100644
--- a/cloud-core/src/main/java/cloud/commandframework/captions/SimpleCaptionRegistry.java
+++ b/cloud-core/src/main/java/cloud/commandframework/captions/SimpleCaptionRegistry.java
@@ -63,6 +63,10 @@ public class SimpleCaptionRegistry<C> implements FactoryDelegatingCaptionRegistr
      * Default caption for {@link StandardCaptionKeys#ARGUMENT_PARSE_FAILURE_UUID}
      */
     public static final String ARGUMENT_PARSE_FAILURE_UUID = "'{input}' is not a valid UUID";
+    /**
+     * Default caption for {@link StandardCaptionKeys#ARGUMENT_PARSE_FAILURE_REGEX}
+     */
+    public static final String ARGUMENT_PARSE_FAILURE_REGEX = "'{input}' does not match '{pattern}'";
     /**
      * Default caption for {@link StandardCaptionKeys#ARGUMENT_PARSE_FAILURE_FLAG_UNKNOWN_FLAG}
      */
@@ -123,6 +127,10 @@ public class SimpleCaptionRegistry<C> implements FactoryDelegatingCaptionRegistr
                 StandardCaptionKeys.ARGUMENT_PARSE_FAILURE_UUID,
                 (caption, sender) -> ARGUMENT_PARSE_FAILURE_UUID
         );
+        this.registerMessageFactory(
+                StandardCaptionKeys.ARGUMENT_PARSE_FAILURE_REGEX,
+                (caption, sender) -> ARGUMENT_PARSE_FAILURE_REGEX
+        );
         this.registerMessageFactory(
                 StandardCaptionKeys.ARGUMENT_PARSE_FAILURE_FLAG_UNKNOWN_FLAG,
                 (caption, sender) -> ARGUMENT_PARSE_FAILURE_FLAG_UNKNOWN_FLAG
diff --git a/gradle/libs.versions.yml b/gradle/libs.versions.yml
index 3ce3d39c..2a7e4622 100644
--- a/gradle/libs.versions.yml
+++ b/gradle/libs.versions.yml
@@ -28,7 +28,7 @@ versions:
   jda: 4.2.1_257
 
   # irc
-  pircbotx: 83a4c22e80
+  pircbotx: 12f5639c5d
 
   # minecraft
   guava: 21.0-jre