diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 6bc1697..8d0a116 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.5.3"
+  ".": "0.5.4"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0c3ca0b..6ba7e27 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.5.4 (2026-03-20)
+
+Full Changelog: [v0.5.3...v0.5.4](https://github.com/CASParser/cas-parser-java/compare/v0.5.3...v0.5.4)
+
+### Chores
+
+* **internal:** bump ktfmt ([2025e61](https://github.com/CASParser/cas-parser-java/commit/2025e61fad0e83bf7ba51c61481a1bdba1243df8))
+
 ## 0.5.3 (2026-03-18)
 
 Full Changelog: [v0.5.2...v0.5.3](https://github.com/CASParser/cas-parser-java/compare/v0.5.2...v0.5.3)
diff --git a/README.md b/README.md
index c9d4ecf..2eca0b5 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,8 @@
 
 <!-- x-release-please-start-version -->
 
-[![Maven Central](https://img.shields.io/maven-central/v/com.cas_parser.api/cas-parser-java)](https://central.sonatype.com/artifact/com.cas_parser.api/cas-parser-java/0.5.3)
-[![javadoc](https://javadoc.io/badge2/com.cas_parser.api/cas-parser-java/0.5.3/javadoc.svg)](https://javadoc.io/doc/com.cas_parser.api/cas-parser-java/0.5.3)
+[![Maven Central](https://img.shields.io/maven-central/v/com.cas_parser.api/cas-parser-java)](https://central.sonatype.com/artifact/com.cas_parser.api/cas-parser-java/0.5.4)
+[![javadoc](https://javadoc.io/badge2/com.cas_parser.api/cas-parser-java/0.5.4/javadoc.svg)](https://javadoc.io/doc/com.cas_parser.api/cas-parser-java/0.5.4)
 
 <!-- x-release-please-end -->
 
@@ -22,7 +22,7 @@ Use the Cas Parser MCP Server to enable AI assistants to interact with this API,
 
 <!-- x-release-please-start-version -->
 
-The REST API documentation can be found on [casparser.in](https://casparser.in/docs). Javadocs are available on [javadoc.io](https://javadoc.io/doc/com.cas_parser.api/cas-parser-java/0.5.3).
+The REST API documentation can be found on [casparser.in](https://casparser.in/docs). Javadocs are available on [javadoc.io](https://javadoc.io/doc/com.cas_parser.api/cas-parser-java/0.5.4).
 
 <!-- x-release-please-end -->
 
@@ -33,7 +33,7 @@ The REST API documentation can be found on [casparser.in](https://casparser.in/d
 ### Gradle
 
 ```kotlin
-implementation("com.cas_parser.api:cas-parser-java:0.5.3")
+implementation("com.cas_parser.api:cas-parser-java:0.5.4")
 ```
 
 ### Maven
@@ -42,7 +42,7 @@ implementation("com.cas_parser.api:cas-parser-java:0.5.3")
 <dependency>
   <groupId>com.cas_parser.api</groupId>
   <artifactId>cas-parser-java</artifactId>
-  <version>0.5.3</version>
+  <version>0.5.4</version>
 </dependency>
 ```
 
diff --git a/build.gradle.kts b/build.gradle.kts
index 51b98a3..bb21bd5 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -9,7 +9,7 @@ repositories {
 
 allprojects {
     group = "com.cas_parser.api"
-    version = "0.5.3" // x-release-please-version
+    version = "0.5.4" // x-release-please-version
 }
 
 subprojects {
diff --git a/buildSrc/src/main/kotlin/cas-parser.kotlin.gradle.kts b/buildSrc/src/main/kotlin/cas-parser.kotlin.gradle.kts
index f1fa5f4..056d328 100644
--- a/buildSrc/src/main/kotlin/cas-parser.kotlin.gradle.kts
+++ b/buildSrc/src/main/kotlin/cas-parser.kotlin.gradle.kts
@@ -40,7 +40,7 @@ tasks.withType<Test>().configureEach {
 
 val ktfmt by configurations.creating
 dependencies {
-    ktfmt("com.facebook:ktfmt:0.56")
+    ktfmt("com.facebook:ktfmt:0.61")
 }
 
 fun registerKtfmt(
diff --git a/scripts/fast-format b/scripts/fast-format
index 1b3bc47..35a1dee 100755
--- a/scripts/fast-format
+++ b/scripts/fast-format
@@ -24,8 +24,8 @@ if [ ! -f "$FILE_LIST" ]; then
     exit 1
 fi
 
-if ! command -v ktfmt-fast-format &> /dev/null; then
-    echo "Error: ktfmt-fast-format not found"
+if ! command -v ktfmt &> /dev/null; then
+    echo "Error: ktfmt not found"
     exit 1
 fi
 
@@ -36,7 +36,7 @@ echo "==> Done looking for Kotlin files"
 
 if [[ -n "$kt_files" ]]; then
     echo "==> will format Kotlin files"
-    echo "$kt_files" | tr '\n' '\0' | xargs -0 ktfmt-fast-format --kotlinlang-style "$@"
+    echo "$kt_files" | tr '\n' '\0' | xargs -0 ktfmt --kotlinlang-style "$@"
 else
     echo "No Kotlin files to format -- expected outcome during incremental formatting"
 fi