diff --git a/apex/apex.go b/apex/apex.go
index dca5595..66c598c 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -567,7 +567,7 @@
 	certificateTag  = dependencyTag{name: "certificate"}
 	executableTag   = dependencyTag{name: "executable", payload: true}
 	fsTag           = dependencyTag{name: "filesystem", payload: true}
-	bootImageTag    = dependencyTag{name: "bootImage", payload: true}
+	bootImageTag    = dependencyTag{name: "bootImage", payload: true, sourceOnly: true}
 	compatConfigTag = dependencyTag{name: "compatConfig", payload: true, sourceOnly: true}
 	javaLibTag      = dependencyTag{name: "javaLib", payload: true}
 	jniLibTag       = dependencyTag{name: "jniLib", payload: true}
diff --git a/apex/boot_image_test.go b/apex/boot_image_test.go
index 7e37e42..dcf4240 100644
--- a/apex/boot_image_test.go
+++ b/apex/boot_image_test.go
@@ -190,6 +190,16 @@
 				"myapex",
 			],
 		}
+
+		// Make sure that a preferred prebuilt doesn't affect the apex.
+		prebuilt_boot_image {
+			name: "mybootimage",
+			image_name: "boot",
+			prefer: true,
+			apex_available: [
+				"myapex",
+			],
+		}
 	`)
 
 	ensureExactContents(t, result.TestContext, "myapex", "android_common_myapex_image", []string{
@@ -206,6 +216,11 @@
 		"javalib/arm64/boot-foo.oat",
 		"javalib/arm64/boot-foo.vdex",
 	})
+
+	java.CheckModuleDependencies(t, result.TestContext, "myapex", "android_common_myapex_image", []string{
+		`myapex.key`,
+		`mybootimage`,
+	})
 }
 
 // TODO(b/177892522) - add test for host apex.