diff --git a/jre.go b/jre.go
index 998f55d..92843ca 100644
--- a/jre.go
+++ b/jre.go
@@ -93,6 +93,7 @@ func (j JRE) Contribute(layer libcnb.Layer) (libcnb.Layer, error) {
 
 		if IsBuildContribution(j.Metadata) {
 			layer.BuildEnvironment.Default("JAVA_HOME", layer.Path)
+			layer.BuildEnvironment.Default("JRE_HOME", layer.Path)
 		}
 
 		if IsLaunchContribution(j.Metadata) {
diff --git a/jre_test.go b/jre_test.go
index 92319ec..73fcafb 100644
--- a/jre_test.go
+++ b/jre_test.go
@@ -212,6 +212,7 @@ func testJRE(t *testing.T, context spec.G, it spec.S) {
 		Expect(layer.LayerTypes.Build).To(BeTrue())
 		Expect(layer.LayerTypes.Cache).To(BeTrue())
 		Expect(layer.BuildEnvironment["JAVA_HOME.default"]).To(Equal(layer.Path))
+		Expect(layer.BuildEnvironment["JRE_HOME.default"]).To(Equal(layer.Path))
 	})
 
 	it("marks before Java 9 JRE layer for launch", func() {