diff --git a/.gitignore b/.gitignore
index 775bab6..eb6f4c5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,4 +11,5 @@
 .rspec_status
 
 /README.md.html
+/CHANGELOG.md.html
 /*.gem
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..4e83afa
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,11 @@
+## CHANGELOG
+
+### v1.1.0
+
+##### feature additions
+
+- `char_in` now allows multiple strings, ranges, and arrays of such as arguments
+
+##### bugs and minor things
+
+- Added more to README.