2 files changed, 9 insertions, 0 deletions
diff --git a/debian/changelog b/debian/changelog
index 163b7210bf..5d3c4f7d6b 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+matrix-synapse-py3 (1.74.0~rc1) UNRELEASED; urgency=medium
+
+  * New dependency on libicu-dev to provide improved results for user
+    search.
+
+ -- Synapse Packaging team <packages@matrix.org>  Tue, 06 Dec 2022 15:28:10 +0000
+
 matrix-synapse-py3 (1.73.0) stable; urgency=medium
 
   * New Synapse release 1.73.0.
diff --git a/debian/control b/debian/control
index 86f5a66d02..bc628cec08 100644
--- a/debian/control
+++ b/debian/control
@@ -8,6 +8,8 @@ Build-Depends:
  dh-virtualenv (>= 1.1),
  libsystemd-dev,
  libpq-dev,
+ libicu-dev,
+ pkg-config,
  lsb-release,
  python3-dev,
  python3,