diff --git a/src/pty/ptyc_spawn.c b/src/pty/ptyc_spawn.c
index d34cc53..f3f4706 100644
--- a/src/pty/ptyc_spawn.c
+++ b/src/pty/ptyc_spawn.c
@@ -60,6 +60,20 @@ int ptyc_spawn(struct ptyc_driver_ctx * dctx)
 	rtctx.hcwd  = self->hcwd;
 	rtctx.hroot = sparams.hroot;
 
+	rtctx.hntpipcdir  = self->hntpipcdir;
+	rtctx.hpidmapdir  = self->hpidmapdir;
+	rtctx.hpidanydir  = self->hpidanydir;
+	rtctx.hntpgrpdir  = self->hntpgrpdir;
+
+	rtctx.htmpfsldir  = self->htmpfsldir;
+	rtctx.htmpfslroot = self->htmpfslroot;
+
+	rtctx.hshmctldir  = self->hshmctldir;
+	rtctx.hshmctlroot = self->hshmctlroot;
+
+	rtctx.hshmkeydir  = self->hshmkeydir;
+	rtctx.hshmkeyroot = self->hshmkeyroot;
+
 	rtctx.tty_type    = self->tty_type;
 	rtctx.tty_subtype = self->tty_subtype;