diff --git a/README.md b/README.md
index 8bfe28d..79c15e3 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,7 @@ for custom requests please create an issue or send us an [email](mailto:jstpcs@p
 ---eu
 
 - [hexadecimal-arch-2018-eu.png](https://teespring.com/hex-arch-linux-calend-2018-eu)
+- [hexadecimal-go-eu-dark.png](https://teespring.com/go-programming-hex-calendar-20)
 - hexadecimal linux calendar 2018 -> [black](https://teespring.com/black-linux-hex-calendar-2018)/[white](https://teespring.com/white-linux-hex-calendar-2018)
 - [hexadecimal-python-2018-eu-black.png](https://teespring.com/python-calendar-2018-eu)
 - [hexadecimal-python-2018-eu-white.png](https://teespring.com/white-python-calendar-2018-eu)
@@ -28,6 +29,7 @@ for custom requests please create an issue or send us an [email](mailto:jstpcs@p
 ---us
 
 - [hexadecimal-arch-2018-us.png](https://teespring.com/hexl-arch-linux-calendar-us)
+- [hexadecimal-go-us-dark.png](https://teespring.com/go-programming-hex-2018-us)
 - hexadecimal linux calendar 2018 -> [black](https://teespring.com/dark-linux-hex-calendar-2018)/[white](https://teespring.com/white-linux-hex-calendar-us)
 - [hexadecimal-python-2018-us-black.png](https://teespring.com/python-hexadecimal-calendar-20)
 - [hexadecimal-python-2018-us-white.png](https://teespring.com/white-python-hex-calendar-us)
diff --git a/calendars/2018/eu/hexadecimal-go-eu-dark.png b/calendars/2018/eu/hexadecimal-go-eu-dark.png
new file mode 100644
index 0000000..bc95b65
Binary files /dev/null and b/calendars/2018/eu/hexadecimal-go-eu-dark.png differ
diff --git a/calendars/2018/us/hexadecimal-go-us-dark.png b/calendars/2018/us/hexadecimal-go-us-dark.png
new file mode 100644
index 0000000..b6e1f52
Binary files /dev/null and b/calendars/2018/us/hexadecimal-go-us-dark.png differ