diff --git a/charmcraft.yaml b/charmcraft.yaml
index b1efa0e1..ca805324 100644
--- a/charmcraft.yaml
+++ b/charmcraft.yaml
@@ -12,6 +12,7 @@ parts:
       - libxslt1-dev
       - rustc
       - cargo
+      - pkg-config
     build-environment:
       - MAKEFLAGS: -j$(nproc)
       - CHARM_INTERFACES_DIR: /root/project/interfaces/