diff --git a/lumps/demo1_p2.lmp b/lumps/demo1_p2.lmp
deleted file mode 120000
index 40a5b353..00000000
--- a/lumps/demo1_p2.lmp
+++ /dev/null
@@ -1 +0,0 @@
-nick/demo1_p2.lmp
\ No newline at end of file
diff --git a/lumps/demo1_p2.lmp b/lumps/demo1_p2.lmp
new file mode 100644
index 00000000..921286c9
Binary files /dev/null and b/lumps/demo1_p2.lmp differ
diff --git a/lumps/demo2_p1.lmp b/lumps/demo2_p1.lmp
deleted file mode 120000
index a574e70c..00000000
--- a/lumps/demo2_p1.lmp
+++ /dev/null
@@ -1 +0,0 @@
-nick/demo2_p1.lmp
\ No newline at end of file
diff --git a/lumps/demo2_p1.lmp b/lumps/demo2_p1.lmp
new file mode 100644
index 00000000..e3f3c828
Binary files /dev/null and b/lumps/demo2_p1.lmp differ
diff --git a/lumps/demo4_dm.lmp b/lumps/demo4_dm.lmp
deleted file mode 120000
index 793086a0..00000000
--- a/lumps/demo4_dm.lmp
+++ /dev/null
@@ -1 +0,0 @@
-nick/dm18.lmp
\ No newline at end of file
diff --git a/lumps/demo4_dm.lmp b/lumps/demo4_dm.lmp
new file mode 100644
index 00000000..bfcffb29
Binary files /dev/null and b/lumps/demo4_dm.lmp differ
diff --git a/lumps/demo4_p1.lmp b/lumps/demo4_p1.lmp
deleted file mode 120000
index 1c06a8c1..00000000
--- a/lumps/demo4_p1.lmp
+++ /dev/null
@@ -1 +0,0 @@
-nick/demo4_p1.lmp
\ No newline at end of file
diff --git a/lumps/demo4_p1.lmp b/lumps/demo4_p1.lmp
new file mode 100644
index 00000000..78914e76
Binary files /dev/null and b/lumps/demo4_p1.lmp differ
diff --git a/lumps/nick/demo1_p2.lmp b/lumps/nick/demo1_p2.lmp
deleted file mode 100644
index 921286c9..00000000
Binary files a/lumps/nick/demo1_p2.lmp and /dev/null differ
diff --git a/lumps/nick/demo2_p1.lmp b/lumps/nick/demo2_p1.lmp
deleted file mode 100644
index e3f3c828..00000000
Binary files a/lumps/nick/demo2_p1.lmp and /dev/null differ
diff --git a/lumps/nick/demo4_p1.lmp b/lumps/nick/demo4_p1.lmp
deleted file mode 100644
index 78914e76..00000000
Binary files a/lumps/nick/demo4_p1.lmp and /dev/null differ
diff --git a/lumps/nick/dm18.lmp b/lumps/nick/dm18.lmp
deleted file mode 100644
index bfcffb29..00000000
Binary files a/lumps/nick/dm18.lmp and /dev/null differ