diff --git a/tools/pinning/common/export-pinned-dependencies.sh b/tools/pinning/common/export-pinned-dependencies.sh
index be6f0aa4e..89b45ea9c 100755
--- a/tools/pinning/common/export-pinned-dependencies.sh
+++ b/tools/pinning/common/export-pinned-dependencies.sh
@@ -40,5 +40,5 @@ fi
 poetry lock >&2
 trap 'rm poetry.lock' EXIT
 
-# We need to remove local packages from the output.
-poetry export --without-hashes | sed '/^acme @/d; /certbot/d;'
+# We need to remove local packages and extras specifiers from the output
+poetry export --without-hashes | sed '/^acme @/d; /certbot/d; s/\[[^][]*\]//g;'