diff --git a/build.gradle b/build.gradle
index 144a90e..f1356f8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -119,14 +119,14 @@ if (project.hasProperty("hostname")) {
     }
 }
 
-def await(Process proc) {
+private def await(Process proc) {
     def out = new StringBuilder()
     def err = new StringBuilder()
     proc.waitForProcessOutput(out, err)
     return [out, err, proc.exitValue()]
 }
 
-def shell(String command) {
+private def shell(String command) {
     if (operatingSystem == "unix") {
         return ['bash', '-c', command].execute()
     } else {
@@ -134,7 +134,7 @@ def shell(String command) {
     }
 }
 
-def serverStart(String serverName) {
+private def serverStart(String serverName) {
     def proc = shell("ssh -t ${hostname} \"./mc ${serverName}\"")
 
     Thread outputThread = new Thread({
@@ -197,7 +197,7 @@ private static def awaitClose(Process proc, Thread outputThread, Thread inputThr
     inputThread.interrupt()
 }
 
-def answer(String question) {
+private def answer(String question) {
     while (System.in.available() > 0) System.in.read()
     println(question)
     boolean valid = "Yy".contains(((char)System.in.read()).toString())