diff --git a/buildSrc/src/main/groovy/org/opendatakit/aggregate/gradle/gae/Rollback.groovy b/buildSrc/src/main/groovy/org/opendatakit/aggregate/gradle/gae/Rollback.groovy
index 5fedfd689b..859ec6e318 100644
--- a/buildSrc/src/main/groovy/org/opendatakit/aggregate/gradle/gae/Rollback.groovy
+++ b/buildSrc/src/main/groovy/org/opendatakit/aggregate/gradle/gae/Rollback.groovy
@@ -29,7 +29,7 @@ class Rollback extends JavaExec {
   }
 
   String getSDKHome() {
-    return "${getWorkingDir()}/appengine-java-sdk-1.9.54".toString()
+    return "${getWorkingDir()}/appengine-java-sdk-1.9.63".toString()
   }
 
   String getDummyAppPath() {
diff --git a/buildSrc/src/main/groovy/org/opendatakit/aggregate/gradle/gae/Update.groovy b/buildSrc/src/main/groovy/org/opendatakit/aggregate/gradle/gae/Update.groovy
index 16fc839932..1cd5eb1b41 100644
--- a/buildSrc/src/main/groovy/org/opendatakit/aggregate/gradle/gae/Update.groovy
+++ b/buildSrc/src/main/groovy/org/opendatakit/aggregate/gradle/gae/Update.groovy
@@ -18,7 +18,7 @@ class Update extends JavaExec {
   }
 
   String getSDKHome() {
-    return "${getWorkingDir()}/appengine-java-sdk-1.9.54".toString()
+    return "${getWorkingDir()}/appengine-java-sdk-1.9.63".toString()
   }
 
   String getEarPath() {
diff --git a/gae.gradle b/gae.gradle
index 3d8f6eaf1b..ae4b0ce59e 100644
--- a/gae.gradle
+++ b/gae.gradle
@@ -8,9 +8,9 @@ import static org.opendatakit.aggregate.gradle.Util.truncate
 task gaeDownloadSDK() {
   doLast {
     if (!file('installer/appEngineSDK.zip').exists()) {
-      println("Downloading App Engine SDK 1.9.54")
+      println("Downloading App Engine SDK 1.9.63")
       download {
-        src 'https://storage.googleapis.com/appengine-sdks/featured/appengine-java-sdk-1.9.54.zip'
+        src 'https://storage.googleapis.com/appengine-sdks/featured/appengine-java-sdk-1.9.63.zip'
         dest 'installer/appEngineSDK.zip'
       }
     } else
diff --git a/installer.gradle b/installer.gradle
index be783fa362..c64ec62b9f 100644
--- a/installer.gradle
+++ b/installer.gradle
@@ -34,6 +34,16 @@ task installerBuild(dependsOn: [installerClean, gaeDownloadSDK], type: Copy) {
   doLast {
     setXmlValue("${buildDir}/installer/buildWar.xml", "version", version)
     file("${buildDir}/installer/files/${archivesBaseName}-${version}.war").renameTo(file("build/installer/files/ODKAggregate.war"))
-    file("${buildDir}/installer/files/appengine-java-sdk-1.9.54").renameTo(file("build/installer/files/appengine-java-sdk"))
+    file("${buildDir}/installer/files/appengine-java-sdk-1.9.63").renameTo(file("build/installer/files/appengine-java-sdk"))
+    delete "${buildDir}/installer/files/appengine-java-sdk/demos"
+    delete "${buildDir}/installer/files/appengine-java-sdk/docs/endpoints"
+    delete "${buildDir}/installer/files/appengine-java-sdk/docs/javadoc"
+    delete "${buildDir}/installer/files/appengine-java-sdk/docs/remoteapi"
+    delete "${buildDir}/installer/files/appengine-java-sdk/docs/spi"
+    delete "${buildDir}/installer/files/appengine-java-sdk/docs/testing"
+    delete "${buildDir}/installer/files/appengine-java-sdk/docs/tools"
+    delete "${buildDir}/installer/files/appengine-java-sdk/jetty93"
+    delete "${buildDir}/installer/files/appengine-java-sdk/jetty93-base"
+    delete "${buildDir}/installer/files/appengine-java-sdk/src"
   }
 }
\ No newline at end of file