diff --git a/build.gradle b/build.gradle
index de33bc5e96c2..107d3595563a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -106,7 +106,7 @@ dependencies {
     implementation fileTree(dir: 'lib', includes: ['*.jar'])
 
     implementation 'org.apache.pdfbox:pdfbox:2.0.20'
-    implementation 'org.apache.pdfbox:fontbox:2.0.20'
+    implementation 'org.apache.pdfbox:fontbox:2.0.21'
     implementation 'org.apache.pdfbox:xmpbox:2.0.20'
 
     implementation group: 'org.apache.commons', name: 'commons-csv', version: '1.8'