diff --git a/Jenkinsfile b/Jenkinsfile
index a3f975d..473a5f1 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -5,7 +5,7 @@ pipeline {
 	        steps {
 	            sh './gradlew :1.10.2:setupCiWorkspace'
 	            sh './gradlew :1.10.2:clean'
-	            sh './gradlew :1.10.2:build'
+	            sh './gradlew :1.10.2:build -Pbuild_number=${BUILD_NUMBER}'
 	            archive '1.10.2/build/libs/*jar'
 	        }
 	    }
@@ -13,7 +13,7 @@ pipeline {
 	        steps {
 	            sh './gradlew :1.11.2:setupCiWorkspace'
 	            sh './gradlew :1.11.2:clean'
-	            sh './gradlew :1.11.2:build'
+	            sh './gradlew :1.11.2:build -Pbuild_number=${BUILD_NUMBER}'
 	            archive '1.11.2/build/libs/*jar'
 	        }
 	    }
@@ -21,7 +21,7 @@ pipeline {
 	        steps {
 	            sh './gradlew :1.12.2:setupCiWorkspace'
 	            sh './gradlew :1.12.2:clean'
-	            sh './gradlew :1.12.2:build'
+	            sh './gradlew :1.12.2:build -Pbuild_number=${BUILD_NUMBER}'
 	            archive '1.12.2/build/libs/*jar'
 	        }
 	    }
diff --git a/build.gradle b/build.gradle
index 9212dad..ccec186 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,6 +8,12 @@ subprojects {
     apply plugin: "kotlin"
     apply plugin: "idea"
 
+    if (project.hasProperty('build_number')) {
+        mod_version += "-build-$build_number"
+    } else if(!project.hasProperty('release')) {
+        mod_version += "-dev"
+    }
+
     idea {
         module {
             excludeDirs += [file("run")]