diff --git a/latex/blackarch-guide-de.tex b/latex/blackarch-guide-de.tex
index 8ba1f54..c861e81 100644
--- a/latex/blackarch-guide-de.tex
+++ b/latex/blackarch-guide-de.tex
@@ -31,7 +31,8 @@
 \widowpenalty10000
 \displaywidowpenalty=10000
 \usepackage{ltablex}
-
\keepXColumns
+
+\keepXColumns
 
 %%% LAYOUT %%%
 \setlength{\parindent}{0em}
@@ -161,7 +162,7 @@ \section{Mitmachen}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Kapitel 2       %
diff --git a/latex/blackarch-guide-el.tex b/latex/blackarch-guide-el.tex
index 382d23d..7b93a68 100644
--- a/latex/blackarch-guide-el.tex
+++ b/latex/blackarch-guide-el.tex
@@ -154,7 +154,7 @@ \section{Get involved}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %
diff --git a/latex/blackarch-guide-en.tex b/latex/blackarch-guide-en.tex
index 15c82f4..5114603 100644
--- a/latex/blackarch-guide-en.tex
+++ b/latex/blackarch-guide-en.tex
@@ -154,7 +154,7 @@ \section{Get involved}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %
diff --git a/latex/blackarch-guide-es.tex b/latex/blackarch-guide-es.tex
index ac26089..6875acf 100644
--- a/latex/blackarch-guide-es.tex
+++ b/latex/blackarch-guide-es.tex
@@ -169,7 +169,7 @@ \section{Participaci\'on}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Capitulo 2      %
diff --git a/latex/blackarch-guide-fr.tex b/latex/blackarch-guide-fr.tex
index c2c62eb..258c546 100644
--- a/latex/blackarch-guide-fr.tex
+++ b/latex/blackarch-guide-fr.tex
@@ -150,7 +150,7 @@ \section{S'impliquer}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
diff --git a/latex/blackarch-guide-id.tex b/latex/blackarch-guide-id.tex
index 3436dd4..4616edd 100644
--- a/latex/blackarch-guide-id.tex
+++ b/latex/blackarch-guide-id.tex
@@ -154,7 +154,7 @@ \section{Terlibat}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %
diff --git a/latex/blackarch-guide-it.tex b/latex/blackarch-guide-it.tex
index 1f426fa..e6546b8 100644
--- a/latex/blackarch-guide-it.tex
+++ b/latex/blackarch-guide-it.tex
@@ -152,7 +152,7 @@ \section{Partecipa}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %
diff --git a/latex/blackarch-guide-pt-br.tex b/latex/blackarch-guide-pt-br.tex
index 6b512ff..61b1fff 100644
--- a/latex/blackarch-guide-pt-br.tex
+++ b/latex/blackarch-guide-pt-br.tex
@@ -154,7 +154,7 @@ \section{Junte-se ao BlackArch}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %
diff --git a/latex/blackarch-guide-ro.tex b/latex/blackarch-guide-ro.tex
index 3b108b7..948dadb 100644
--- a/latex/blackarch-guide-ro.tex
+++ b/latex/blackarch-guide-ro.tex
@@ -153,7 +153,7 @@ \section{Ajuta-ne}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %
diff --git a/latex/blackarch-guide-ru.tex b/latex/blackarch-guide-ru.tex
index 73a4442..168f365 100644
--- a/latex/blackarch-guide-ru.tex
+++ b/latex/blackarch-guide-ru.tex
@@ -163,7 +163,7 @@ \section{Принять участие}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %
diff --git a/latex/blackarch-guide-tr.tex b/latex/blackarch-guide-tr.tex
index 4baa125..8a89912 100644
--- a/latex/blackarch-guide-tr.tex
+++ b/latex/blackarch-guide-tr.tex
@@ -154,7 +154,7 @@ \section{Dahil Olun}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %
diff --git a/latex/blackarch-guide-zh.tex b/latex/blackarch-guide-zh.tex
index 65e491f..1c120a3 100644
--- a/latex/blackarch-guide-zh.tex
+++ b/latex/blackarch-guide-zh.tex
@@ -155,7 +155,7 @@ \section{参与进来}
 
 Github: \url{https://github.com/Blackarch/}
 
-Discord: \url{https://discord.com/invite/xMHt8dW}
+Matrix: \url{https://matrix.to/#/#BlackArch:matrix.org}
 
 %------------------%
 %  Chapter 2       %