diff --git a/samples/sample-all-deactivated/build.gradle.kts b/samples/sample-all-deactivated/build.gradle.kts
index 1c719caf..06f38592 100644
--- a/samples/sample-all-deactivated/build.gradle.kts
+++ b/samples/sample-all-deactivated/build.gradle.kts
@@ -44,7 +44,7 @@ dependencies {
     implementation("dk.brics.automaton:automaton:1.11-8")
     implementation("dk.brics:automaton:1.12-4")
     implementation("dom4j:dom4j:1.6.1")
-    implementation("itext:itext:1.3.1")
+    implementation("itext:itext:4.2.1")
     implementation("jakarta.activation:jakarta.activation-api:2.1.3")
     implementation("jakarta.annotation:jakarta.annotation-api:3.0.0")
     implementation("jakarta.ejb:jakarta.ejb-api:4.0.1")
diff --git a/samples/sample-all/build.gradle.kts b/samples/sample-all/build.gradle.kts
index fdff2168..e11c6c10 100644
--- a/samples/sample-all/build.gradle.kts
+++ b/samples/sample-all/build.gradle.kts
@@ -47,7 +47,7 @@ dependencies {
     implementation("dk.brics.automaton:automaton:1.11-8")
     implementation("dk.brics:automaton:1.12-4")
     implementation("dom4j:dom4j:1.6.1")
-    implementation("itext:itext:1.3.1")
+    implementation("itext:itext:4.2.1")
     implementation("jakarta.activation:jakarta.activation-api:2.1.3")
     implementation("jakarta.annotation:jakarta.annotation-api:3.0.0")
     implementation("jakarta.ejb:jakarta.ejb-api:4.0.1")