diff --git a/build.gradle b/build.gradle
index dc85ce61b802ed405e3e16c029c472e80f18a4a1..c33e721c4858c630bb82173cc9fae347bfffd5c8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ plugins {
   id "eclipse-wtp"
   id "jacoco"
   id "java"
-  id "net.ltgt.apt-eclipse" version "0.21"
+  id "net.ltgt.apt-eclipse" version "${aptEclipseVersion}"
 }
 
 sourceCompatibility = JavaVersion.VERSION_11
diff --git a/gradle.properties b/gradle.properties
index 4c0bc3470af42b03684b968ab21e00ced3ab5051..ee4d36d2be031fb01ef3fe7f8a59fbe34ff1e617 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,4 @@
+aptEclipseVersion = 0.21
 githooksVersion = 1.2.0
 jacksonVersion = 2.9.0
 junitVersion = 5.5.2