diff --git a/README.md b/README.md
index 5a9d0c7..edceb2c 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Colgm Compiler Project
+# Colgm Compiler Project
[![bootstrap](https://github.com/colgm/colgm/actions/workflows/ci.yml/badge.svg)](https://github.com/colgm/colgm/actions/workflows/ci.yml)
diff --git a/bootstrap/README.md b/bootstrap/README.md
index c0d2694..f5c8979 100644
--- a/bootstrap/README.md
+++ b/bootstrap/README.md
@@ -1,4 +1,4 @@
-# Colgm Bootstrap Compiler
+# Colgm Bootstrap Compiler
[![bootstrap](https://github.com/colgm/colgm/actions/workflows/ci.yml/badge.svg)](https://github.com/colgm/colgm/actions/workflows/ci.yml)
diff --git a/doc/colgm.png b/doc/colgm.png
new file mode 100644
index 0000000..4f21662
Binary files /dev/null and b/doc/colgm.png differ
diff --git a/doc/colgm.svg b/doc/colgm.svg
new file mode 100644
index 0000000..6f2a75f
--- /dev/null
+++ b/doc/colgm.svg
@@ -0,0 +1,18 @@
+
\ No newline at end of file
diff --git a/doc/png/logo-black.png b/doc/png/logo-black.png
deleted file mode 100644
index b92c373..0000000
Binary files a/doc/png/logo-black.png and /dev/null differ
diff --git a/doc/png/logo-color.png b/doc/png/logo-color.png
deleted file mode 100644
index 6580a2b..0000000
Binary files a/doc/png/logo-color.png and /dev/null differ
diff --git a/doc/png/logo-no-background.png b/doc/png/logo-no-background.png
deleted file mode 100644
index 11cb973..0000000
Binary files a/doc/png/logo-no-background.png and /dev/null differ
diff --git a/doc/png/logo-small.png b/doc/png/logo-small.png
deleted file mode 100644
index f665916..0000000
Binary files a/doc/png/logo-small.png and /dev/null differ
diff --git a/doc/png/logo-white.png b/doc/png/logo-white.png
deleted file mode 100644
index fb1901c..0000000
Binary files a/doc/png/logo-white.png and /dev/null differ
diff --git a/doc/svg/logo-black.svg b/doc/svg/logo-black.svg
deleted file mode 100644
index 31c2ff1..0000000
--- a/doc/svg/logo-black.svg
+++ /dev/null
@@ -1 +0,0 @@
-
\ No newline at end of file
diff --git a/doc/svg/logo-color.svg b/doc/svg/logo-color.svg
deleted file mode 100644
index f0d1778..0000000
--- a/doc/svg/logo-color.svg
+++ /dev/null
@@ -1 +0,0 @@
-
\ No newline at end of file
diff --git a/doc/svg/logo-no-background.svg b/doc/svg/logo-no-background.svg
deleted file mode 100644
index 14b50a3..0000000
--- a/doc/svg/logo-no-background.svg
+++ /dev/null
@@ -1 +0,0 @@
-
\ No newline at end of file
diff --git a/doc/svg/logo-white.svg b/doc/svg/logo-white.svg
deleted file mode 100644
index f885635..0000000
--- a/doc/svg/logo-white.svg
+++ /dev/null
@@ -1 +0,0 @@
-
\ No newline at end of file