diff --git a/src/poetry/core/vcs/git.py b/src/poetry/core/vcs/git.py
index 1a7c48dad..aeccdf37c 100644
--- a/src/poetry/core/vcs/git.py
+++ b/src/poetry/core/vcs/git.py
@@ -292,7 +292,7 @@ def checkout(self, rev: str, folder: Path | None = None) -> str:
 
         self._check_parameter(rev)
 
-        args += ["checkout", rev]
+        args += ["checkout", "--recurse-submodules", rev]
 
         return self.run(*args)