diff --git a/build.gradle b/build.gradle
index 73a9d578bd3..39b64b83f8e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -583,7 +583,7 @@ def createCheckTypeTask(projectName, taskName, checker, args = []) {
         outputs.upToDateWhen { false }
         source = project("${projectName}").sourceSets.main.java
         classpath = files(project("${projectName}").compileJava.classpath,project(':checker-qual').sourceSets.main.output)
-        destinationDirectory = file("${buildDir}")
+        destinationDirectory = file("${layout.buildDirectory.get().asFile}")
 
         options.annotationProcessorPath = files(project(':checker').tasks.shadowJar.archiveFile)
         options.compilerArgs += [
@@ -769,7 +769,7 @@ task downloadJtreg(type: Download) {
     // dest new File(buildDir, 'jtreg-4.2.0-tip.tar.gz')
     // src 'https://builds.shipilev.net/jtreg/jtreg4.2-b16.zip'
     src 'https://builds.shipilev.net/jtreg/jtreg-7.5+1.zip'
-    dest new File(buildDir, 'jtreg.zip')
+    dest new File(layout.buildDirectory.asFile.get(), 'jtreg.zip')
     overwrite true
     retries 3
 
@@ -1061,7 +1061,7 @@ subprojects {
                 def isFramework = project.name.is('framework')
                 def isChecker = project.name.is('checker')
 
-                String jtregOutput = "${buildDir}/jtreg"
+                String jtregOutput = "${layout.buildDirectory.get().asFile}/jtreg"
                 String name = 'all'
                 String tests = '.'
 
diff --git a/checker/build.gradle b/checker/build.gradle
index 4d7e95d65be..0bc6fb722e8 100644
--- a/checker/build.gradle
+++ b/checker/build.gradle
@@ -272,9 +272,9 @@ clean {
 }
 
 clean.doLast {
-    while (buildDir.exists()) {
+    while (layout.buildDirectory.asFile.get().exists()) {
         sleep(10000)                // wait 10 seconds
-        buildDir.deleteDir()
+        layout.buildDirectory.deleteDir()
     }
 }
 
@@ -383,7 +383,8 @@ task jtregJdk11Tests(dependsOn: ':downloadJtreg', group: 'Verification') {
 
     def injected = project.objects.newInstance(InjectedExecOps)
 
-    String jtregOutput = "${buildDir}/jtregJdk11"
+    String jtregOutput = "${layout.buildDirectory.get().asFile}/jtregJdk11"
+
     String name = 'all'
     doLast {
         if (isJava8) {
@@ -470,7 +471,7 @@ task ainferTestCheckerGenerateStubs(type: Test) {
     dependsOn(compileTestJava)
     doFirst {
         delete('tests/ainfer-testchecker/annotated')
-        delete("${buildDir}/ainfer-testchecker/")
+        delete("${layout.buildDirectory.get().asFile}/ainfer-testchecker/")
     }
     outputs.upToDateWhen { false }
     include '**/AinferTestCheckerStubsGenerationTest.class'
@@ -529,7 +530,7 @@ task ainferTestCheckerGenerateAjava(type: Test) {
     dependsOn(compileTestJava)
     doFirst {
         delete('tests/ainfer-testchecker/annotated')
-        delete("${buildDir}/ainfer-testchecker/")
+        delete("${layout.buildDirectory.get().asFile}/ainfer-testchecker/")
     }
     outputs.upToDateWhen { false }
     include '**/AinferTestCheckerAjavaGenerationTest.class'
@@ -735,7 +736,7 @@ task ainferIndexGenerateAjava(type: Test) {
     dependsOn(compileTestJava)
     doFirst {
         delete('tests/ainfer-index/annotated')
-        delete("${buildDir}/ainfer-index/")
+        delete("${layout.buildDirectory.get().asFile}/ainfer-index/")
     }
     outputs.upToDateWhen { false }
     include '**/AinferIndexAjavaGenerationTest.class'
@@ -781,7 +782,7 @@ task ainferNullnessGenerateAjava(type: Test) {
     dependsOn(compileTestJava)
     doFirst {
         delete('tests/ainfer-nullness/annotated')
-        delete("${buildDir}/ainfer-nullness/")
+        delete("${layout.buildDirectory.get().asFile}/ainfer-nullness/")
     }
     outputs.upToDateWhen { false }
     include '**/AinferNullnessAjavaGenerationTest.class'
@@ -827,7 +828,7 @@ task ainferResourceLeakGenerateAjava(type: Test) {
     dependsOn(compileTestJava)
     doFirst {
         delete('tests/ainfer-resourceleak/annotated')
-        delete("${buildDir}/ainfer-resourceleak/")
+        delete("${layout.buildDirectory.get().asFile}/ainfer-resourceleak/")
     }
     outputs.upToDateWhen { false }
     include '**/AinferResourceLeakAjavaGenerationTest.class'
@@ -978,11 +979,11 @@ task wpiManyTest(group: 'Verification') {
     outputs.upToDateWhen { false }
 
     doFirst {
-        delete("${project.projectDir}/build/wpi-many-tests-results/")
+        delete("${layout.buildDirectory.get().asFile}/wpi-many-tests-results/")
         // wpi-many.sh is run in skip mode so that logs are preserved, but
         // we don't actually want to skip previously-failing tests when we
         // re-run the tests locally.
-        delete fileTree("${project.projectDir}/build/wpi-many-tests") {
+        delete fileTree("${layout.buildDirectory.get().asFile}/wpi-many-tests") {
             include '**/.cannot-run-wpi'
         }
     }
@@ -991,13 +992,13 @@ task wpiManyTest(group: 'Verification') {
 
     doLast {
         // Run wpi-many.sh
-        def typecheckFilesDir = "${project.projectDir}/build/wpi-many-tests-results/"
+        def typecheckFilesDir = "${layout.buildDirectory.get().asFile}/wpi-many-tests-results/"
         try {
             injected.execOps.exec {
                 environment CHECKERFRAMEWORK: "${projectDir}/.."
                 commandLine 'bin/wpi-many.sh',
                         '-i', "${project.projectDir}/tests/wpi-many/testin.txt",
-                        '-o', "${project.projectDir}/build/wpi-many-tests",
+                        '-o', "${layout.buildDirectory.get().asFile}/wpi-many-tests",
                         '-s',
                         '--',
                         '--checker', 'nullness,interning,lock,regex,signature,calledmethods,resourceleak',
@@ -1069,7 +1070,7 @@ task wpiManyTest(group: 'Verification') {
 
         // check that WPI causes the expected builds to succeed
         typecheckFiles.visit { FileVisitDetails details ->
-            def filename = "${project.projectDir}/build/wpi-many-tests-results/" + details.getName()
+            def filename = "${layout.buildDirectory.get().asFile}/wpi-many-tests-results/" + details.getName()
             def file = details.getFile()
             if (file.length() == 0) {
                 throw new GradleException('Failure: WPI produced empty typecheck file ' + filename)
diff --git a/dataflow/build.gradle b/dataflow/build.gradle
index 3179ba9e2db..23710e61548 100644
--- a/dataflow/build.gradle
+++ b/dataflow/build.gradle
@@ -47,7 +47,7 @@ def createDataflowShaded(shadedPkgName) {
         from shadowJar.source
         configurations = shadowJar.configurations
 
-        destinationDirectory = file("${buildDir}/shadow/dataflow${shadedPkgName}")
+        destinationDirectory = file("${layout.buildDirectory.get().asFile}/shadow/dataflow${shadedPkgName}")
 
 
         relocate('org.checkerframework', "org.checkerframework.${shadedPkgName}") {
diff --git a/framework/build.gradle b/framework/build.gradle
index c6b4ed07177..e507b4c17ac 100644
--- a/framework/build.gradle
+++ b/framework/build.gradle
@@ -127,7 +127,7 @@ task cloneAnnotatedJdk() {
 task copyAndMinimizeAnnotatedJdkFiles(dependsOn: cloneAnnotatedJdk, group: 'Build') {
     dependsOn ':framework:compileJava', project(':javacutil').tasks.jar
     def inputDir = "${annotatedJdkHome}/src"
-    def outputDir = "${buildDir}/generated/resources/annotated-jdk/"
+    def outputDir = "${layout.buildDirectory.get().asFile}/generated/resources/annotated-jdk/"
 
     description = "Copy annotated JDK files to ${outputDir}. Removes private and package-private methods, method bodies, comments, etc. from the annotated JDK"