diff --git a/news/5846.bugfix.rst b/news/5846.bugfix.rst
new file mode 100644
index 00000000..a8829f66
--- /dev/null
+++ b/news/5846.bugfix.rst
@@ -0,0 +1 @@
+Fix regression with ``ssh://`` vcs URLs introduced in ``2023.8.21`` whereby ssh vcs URLs are expected to have at least one ``@`` symbol.
diff --git a/pipenv/utils/dependencies.py b/pipenv/utils/dependencies.py
index 01455ca0..095ec399 100644
--- a/pipenv/utils/dependencies.py
+++ b/pipenv/utils/dependencies.py
@@ -977,7 +977,9 @@ def install_req_from_pipfile(name, pipfile):
     if vcs:
         vcs_url = _pipfile[vcs]
         fallback_ref = ""
-        if "@" in vcs_url:
+        if ("ssh://" in vcs_url and vcs_url.count("@") >= 2) or (
+            "ssh://" not in vcs_url and "@" in vcs_url
+        ):
             vcs_url_parts = vcs_url.rsplit("@", 1)
             vcs_url = vcs_url_parts[0]
             fallback_ref = vcs_url_parts[1]
diff --git a/pipenv/utils/requirements.py b/pipenv/utils/requirements.py
index 8e615fe6..0168049c 100644
--- a/pipenv/utils/requirements.py
+++ b/pipenv/utils/requirements.py
@@ -156,7 +156,9 @@ def requirement_from_lockfile(
         if vcs in package_info:
             url = package_info[vcs]
             ref = package_info.get("ref", "")
-            if "@" in url:
+            if ("ssh://" in url and url.count("@") >= 2) or (
+                "ssh://" not in url and "@" in url
+            ):
                 url_parts = url.rsplit("@", 1)
                 url = url_parts[0]
                 if not ref: