diff --git a/Doxygen b/Doxygen
index 60f731554..df6b377e1 100644
--- a/Doxygen
+++ b/Doxygen
@@ -38,7 +38,7 @@ PROJECT_NAME           = "esphomelib"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 1.9.0
+PROJECT_NUMBER         = 1.9.1
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/Makefile b/Makefile
index dcee9b3c0..e73a73419 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@ SPHINXPROJ    = esphomelib
 SOURCEDIR     = .
 BUILDDIR      = _build
 ESPHOMELIB_PATH = ../esphomelib
-ESPHOMELIB_TAG = v1.9.0
+ESPHOMELIB_TAG = v1.9.1
 CNAME = esphomelib.com
 
 .PHONY: html cleanhtml doxyg cleandoxyg deploy help webserver Makefile $(ESPHOMELIB_PATH)
diff --git a/conf.py b/conf.py
index db615ec94..e94ed8d72 100644
--- a/conf.py
+++ b/conf.py
@@ -78,7 +78,7 @@ author = 'Otto Winter'
 # The short X.Y version.
 version = '1.9'
 # The full version, including alpha/beta/rc tags.
-release = '1.9.0'
+release = '1.9.1'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/esphomeyaml/changelog/index.rst b/esphomeyaml/changelog/index.rst
index 38405d810..e74068fee 100644
--- a/esphomeyaml/changelog/index.rst
+++ b/esphomeyaml/changelog/index.rst
@@ -158,6 +158,16 @@ Breaking Changes
   the :docspr:`62` changeset for more information
   (:libpr:`231`, :docspr:`62`, :yamlpr:`197`)
 
+Release 1.9.1 - November 19
+---------------------------
+
+- lib: Fix RDM6300 not reporting cards :libpr:`278`
+- lib: Fix SNTP with less than 3 servers :libpr:`279`
+- lib: Fix update interval log missing time unit :libpr:`280`
+- lib: Fix CSE7766 spamming logs :libpr:`281`
+- lib: Fix outdated links :libpr:`282`
+- yaml: Fix SNTP servers option :yamlpr:`237`
+
 All changes
 -----------