diff --git a/.dockerignore b/.dockerignore
index 6cdb8532d..0180602e5 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -3,6 +3,5 @@ Dockerfile
 .gitignore
 demo/etc
 tox.ini
-synctl
 .git/*
 .tox/*
diff --git a/changelog.d/3802.misc b/changelog.d/3802.misc
new file mode 100644
index 000000000..a00eccb28
--- /dev/null
+++ b/changelog.d/3802.misc
@@ -0,0 +1 @@
+Unignore synctl in .dockerignore to fix docker builds