diff --git a/charmcraft.yaml b/charmcraft.yaml
index ef78908..10bbb7c 100644
--- a/charmcraft.yaml
+++ b/charmcraft.yaml
@@ -20,6 +20,7 @@ parts:
       - CHARM_INTERFACES_DIR: $CRAFT_PROJECT_DIR/interfaces/
       - CHARM_LAYERS_DIR: $CRAFT_PROJECT_DIR/layers/
       - MAKEFLAGS: -j$(nproc)
+      - CARGO_HTTP_MULTIPLEXING: "false"
 bases:
   - build-on:
       - name: ubuntu