diff --git a/.gitignore b/.gitignore
index 6eb8b6a7..38074aac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 .idea
 .gradle
 build/
+boot.img*
+local.properties
\ No newline at end of file
diff --git a/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpio.kt b/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpio.kt
index dea1b312..a272818f 100644
--- a/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpio.kt
+++ b/bbootimg/src/main/kotlin/bootimg/cpio/AndroidCpio.kt
@@ -239,7 +239,7 @@ class AndroidCpio {
                     }
                     entry.isRegularFile -> {
                         entryInfo.note = ("REG " + entryInfo.note)
-                        File(outEntryName).writeBytes(buffer)
+                        File(outEntryName).also { it.parentFile.mkdirs() }.writeBytes(buffer)
                         if (EnvironmentVerifier().isWindows) {
                             //Windows: Posix not supported
                         } else {