diff --git a/.kdev4/xmss_ref.kdev4 b/.kdev4/xmss_ref.kdev4
deleted file mode 100644
index 652ca68..0000000
--- a/.kdev4/xmss_ref.kdev4
+++ /dev/null
@@ -1,10 +0,0 @@
-[Buildset]
-BuildItems=@Variant(\x00\x00\x00\t\x00\x00\x00\x00\x01\x00\x00\x00\x0b\x00\x00\x00\x00\x01\x00\x00\x00\x10\x00x\x00m\x00s\x00s\x00_\x00r\x00e\x00f)
-
-[Defines And Includes][Compiler]
-Name=GCC
-Path=gcc
-Type=GCC
-
-[Project]
-VersionControlSupport=kdevgit
diff --git a/xmss_ref.kdev4 b/xmss_ref.kdev4
deleted file mode 100644
index d68f341..0000000
--- a/xmss_ref.kdev4
+++ /dev/null
@@ -1,4 +0,0 @@
-[Project]
-Name=xmss_ref
-Manager=KDevCustomMakeManager
-VersionControl=kdevgit