diff --git a/Debian-10-(Buster)-Installation.md b/Debian-10-(Buster)-Installation.md
index f006aa0..28d22da 100644
--- a/Debian-10-(Buster)-Installation.md
+++ b/Debian-10-(Buster)-Installation.md
@@ -49,6 +49,8 @@ cd ~/sway-src
 git clone https://github.com/json-c/json-c.git
 cd json-c
 git checkout json-c-0.13.1-20180305
+sh autogen.sh
+./configure --enable-threading
 CPUCOUNT=$(grep processor /proc/cpuinfo | wc -l)
 make -j$CPUCOUNT
 sudo make install