diff --git a/chapter-3/chapter-3-quarkus-rest-json/pom.xml b/chapter-3/chapter-3-quarkus-rest-json/pom.xml
index 860ccc67..c39f53dd 100644
--- a/chapter-3/chapter-3-quarkus-rest-json/pom.xml
+++ b/chapter-3/chapter-3-quarkus-rest-json/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-3-quarkus-rest-json</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-4/chapter-4-quarkus-panache-activerecord/pom.xml b/chapter-4/chapter-4-quarkus-panache-activerecord/pom.xml
index f314d725..9e4e406a 100644
--- a/chapter-4/chapter-4-quarkus-panache-activerecord/pom.xml
+++ b/chapter-4/chapter-4-quarkus-panache-activerecord/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-4-quarkus-panache-activerecord</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-4/chapter-4-quarkus-panache-reactive-activerecord/pom.xml b/chapter-4/chapter-4-quarkus-panache-reactive-activerecord/pom.xml
index 9950f0c8..8be116ee 100644
--- a/chapter-4/chapter-4-quarkus-panache-reactive-activerecord/pom.xml
+++ b/chapter-4/chapter-4-quarkus-panache-reactive-activerecord/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-4-quarkus-panache-reactive-activerecord</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-4/chapter-4-quarkus-panache-reactive-repository/pom.xml b/chapter-4/chapter-4-quarkus-panache-reactive-repository/pom.xml
index f8e88b17..ee0aa465 100644
--- a/chapter-4/chapter-4-quarkus-panache-reactive-repository/pom.xml
+++ b/chapter-4/chapter-4-quarkus-panache-reactive-repository/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-4-quarkus-panache-reactive-repository</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-4/chapter-4-quarkus-panache-repository/pom.xml b/chapter-4/chapter-4-quarkus-panache-repository/pom.xml
index d01d0258..650f09f6 100644
--- a/chapter-4/chapter-4-quarkus-panache-repository/pom.xml
+++ b/chapter-4/chapter-4-quarkus-panache-repository/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-4-quarkus-panache-repository</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-5/chapter-5-quarkus-cloud-events/pom.xml b/chapter-5/chapter-5-quarkus-cloud-events/pom.xml
index be4fa566..2d25e5dd 100644
--- a/chapter-5/chapter-5-quarkus-cloud-events/pom.xml
+++ b/chapter-5/chapter-5-quarkus-cloud-events/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-5-quarkus-cloud-events</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-5/chapter-5-quarkus-kafka-streams/pom.xml b/chapter-5/chapter-5-quarkus-kafka-streams/pom.xml
index ed5e1b3f..08320475 100644
--- a/chapter-5/chapter-5-quarkus-kafka-streams/pom.xml
+++ b/chapter-5/chapter-5-quarkus-kafka-streams/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-5-quarkus-kafka-streams</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-5/chapter-5-quarkus-vertx-eventbus/pom.xml b/chapter-5/chapter-5-quarkus-vertx-eventbus/pom.xml
index cb8976ce..009bb4fa 100644
--- a/chapter-5/chapter-5-quarkus-vertx-eventbus/pom.xml
+++ b/chapter-5/chapter-5-quarkus-vertx-eventbus/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-5-quarkus-vertx-eventbus</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-6/chapter-6-quarkus-rest-database/pom.xml b/chapter-6/chapter-6-quarkus-rest-database/pom.xml
index e5a87dd3..e9ea253f 100644
--- a/chapter-6/chapter-6-quarkus-rest-database/pom.xml
+++ b/chapter-6/chapter-6-quarkus-rest-database/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-6-quarkus-rest-database</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>
diff --git a/chapter-6/chapter-6-quarkus-rest/pom.xml b/chapter-6/chapter-6-quarkus-rest/pom.xml
index 7236f16d..1eaa5810 100644
--- a/chapter-6/chapter-6-quarkus-rest/pom.xml
+++ b/chapter-6/chapter-6-quarkus-rest/pom.xml
@@ -6,7 +6,7 @@
   <artifactId>chapter-6-quarkus-rest</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <properties>
-    <assertj.version>3.27.3</assertj.version>
+    <assertj.version>3.27.4</assertj.version>
     <compiler-plugin.version>3.8.1</compiler-plugin.version>
     <maven.compiler.parameters>true</maven.compiler.parameters>
     <maven.compiler.source>11</maven.compiler.source>