diff --git a/generator/build.gradle b/generator/build.gradle
index ab7f7c3..cd20919 100644
--- a/generator/build.gradle
+++ b/generator/build.gradle
@@ -124,7 +124,7 @@ jacocoTestReport {
 }
 
 dependencies {
-    api 'org.apache.pdfbox:pdfbox:3.0.2'
+    api 'org.apache.pdfbox:pdfbox:3.0.3'
     implementation 'io.nayuki:qrcodegen:1.8.0'
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.10.2'
     testImplementation 'org.junit.jupiter:junit-jupiter-params:5.10.2'