diff --git a/pyproject.toml b/pyproject.toml
index f8e485403..e54d3edf1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -93,8 +93,9 @@ dev = [
 	"pyOpenSSL"
 ]
 mysql = ["mysqlclient<2.2.8"]
-postgresql = ["psycopg[binary]>=3.1"]
-bsd = ["psycopg[c]>=3.1"]
+postgresql = [
+	"psycopg[binary]>=3.1; platform_system != 'FreeBSD']",
+	"psycopg[c]>=3.1; platform_system == 'FreeBSD']"
 test = [
 	"argon2-cffi>=16.1.0",
 	"factory-boy<3.4.0",