diff --git a/deploy/cockle-config-in.json b/deploy/cockle-config-in.json
index f77280a..dcaf2db 100644
--- a/deploy/cockle-config-in.json
+++ b/deploy/cockle-config-in.json
@@ -1,5 +1,11 @@
 [
   {
     "package": "lua"
+  },
+  {
+    "package": "tree"
+  },
+  {
+    "package": "vim"
   }
 ]
diff --git a/package.json b/package.json
index bcc9278..78bf980 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
         "@jupyterlab/services": "^7.2.4",
         "@jupyterlab/terminal": "^4.2.4",
         "@jupyterlab/terminal-extension": "^4.2.4",
-        "@jupyterlite/cockle": "^0.0.10",
+        "@jupyterlite/cockle": "^0.0.12",
         "@jupyterlite/contents": "^0.4.0",
         "@jupyterlite/server": "^0.4.0",
         "@lumino/coreutils": "^2.2.0",
diff --git a/ui-tests/tests/jupyterlite_terminal.spec.ts-snapshots/various-commands-linux.png b/ui-tests/tests/jupyterlite_terminal.spec.ts-snapshots/various-commands-linux.png
index 1405863..b7d8618 100644
Binary files a/ui-tests/tests/jupyterlite_terminal.spec.ts-snapshots/various-commands-linux.png and b/ui-tests/tests/jupyterlite_terminal.spec.ts-snapshots/various-commands-linux.png differ
diff --git a/yarn.lock b/yarn.lock
index 40c7984..01e821c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2808,14 +2808,17 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@jupyterlite/cockle@npm:^0.0.10":
-  version: 0.0.10
-  resolution: "@jupyterlite/cockle@npm:0.0.10"
+"@jupyterlite/cockle@npm:^0.0.12":
+  version: 0.0.12
+  resolution: "@jupyterlite/cockle@npm:0.0.12"
   dependencies:
     "@jupyterlite/contents": ^0.4.1
+    "@lumino/disposable": ^2.1.3
+    "@lumino/signaling": ^2.1.3
     comlink: ^4.4.1
+    rimraf: ^6.0.1
     zod: ^3.23.8
-  checksum: c91d37beac7e132514998eabdbef9dd2d8b3b1d98cae3f402bc41a0bd6bee1b65fb128f9d2ad51f9e5fea0c75d337c650275ee2e2cf3dd42f0e510667bbc546e
+  checksum: cc9ac8a20df828270085f89e2e031f941fadca5635e2aa247451a748eadf684146ebce8f748e88c5143bdbbc9bf52ab6d11bb1110fc3f8f32571810d6c03ed02
   languageName: node
   linkType: hard
 
@@ -2923,7 +2926,7 @@ __metadata:
     "@jupyterlab/terminal": ^4.2.4
     "@jupyterlab/terminal-extension": ^4.2.4
     "@jupyterlab/testutils": ^4.2.4
-    "@jupyterlite/cockle": ^0.0.10
+    "@jupyterlite/cockle": ^0.0.12
     "@jupyterlite/contents": ^0.4.0
     "@jupyterlite/server": ^0.4.0
     "@lumino/coreutils": ^2.2.0
@@ -6118,6 +6121,22 @@ __metadata:
   languageName: node
   linkType: hard
 
+"glob@npm:^11.0.0":
+  version: 11.0.0
+  resolution: "glob@npm:11.0.0"
+  dependencies:
+    foreground-child: ^3.1.0
+    jackspeak: ^4.0.1
+    minimatch: ^10.0.0
+    minipass: ^7.1.2
+    package-json-from-dist: ^1.0.0
+    path-scurry: ^2.0.0
+  bin:
+    glob: dist/esm/bin.mjs
+  checksum: 8a2dd914d5776987be5244624d9491bbcaf19f2387e06783737003ff696ebfd2264190c47014f8709c1c02d8bc892f17660cf986c587b107e194c0a3151ab333
+  languageName: node
+  linkType: hard
+
 "glob@npm:^7.1.3, glob@npm:^7.1.4":
   version: 7.2.3
   resolution: "glob@npm:7.2.3"
@@ -6903,6 +6922,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"jackspeak@npm:^4.0.1":
+  version: 4.0.2
+  resolution: "jackspeak@npm:4.0.2"
+  dependencies:
+    "@isaacs/cliui": ^8.0.2
+  checksum: 210030029edfa1658328799ad88c3d0fc057c4cb8a069fc4137cc8d2cc4b65c9721c6e749e890f9ca77a954bb54f200f715b8896e50d330e5f3e902e72b40974
+  languageName: node
+  linkType: hard
+
 "jake@npm:^10.8.5":
   version: 10.9.2
   resolution: "jake@npm:10.9.2"
@@ -7814,6 +7842,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"lru-cache@npm:^11.0.0":
+  version: 11.0.2
+  resolution: "lru-cache@npm:11.0.2"
+  checksum: f9c27c58919a30f42834de9444de9f75bcbbb802c459239f96dd449ad880d8f9a42f51556d13659864dc94ab2dbded9c4a4f42a3e25a45b6da01bb86111224df
+  languageName: node
+  linkType: hard
+
 "lru-cache@npm:^5.1.1":
   version: 5.1.1
   resolution: "lru-cache@npm:5.1.1"
@@ -8034,6 +8069,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"minimatch@npm:^10.0.0":
+  version: 10.0.1
+  resolution: "minimatch@npm:10.0.1"
+  dependencies:
+    brace-expansion: ^2.0.1
+  checksum: f5b63c2f30606091a057c5f679b067f84a2cd0ffbd2dbc9143bda850afd353c7be81949ff11ae0c86988f07390eeca64efd7143ee05a0dab37f6c6b38a2ebb6c
+  languageName: node
+  linkType: hard
+
 "minimatch@npm:^3.0.4, minimatch@npm:^3.0.5, minimatch@npm:^3.1.1, minimatch@npm:^3.1.2":
   version: 3.1.2
   resolution: "minimatch@npm:3.1.2"
@@ -8559,6 +8603,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"path-scurry@npm:^2.0.0":
+  version: 2.0.0
+  resolution: "path-scurry@npm:2.0.0"
+  dependencies:
+    lru-cache: ^11.0.0
+    minipass: ^7.1.2
+  checksum: 9953ce3857f7e0796b187a7066eede63864b7e1dfc14bf0484249801a5ab9afb90d9a58fc533ebb1b552d23767df8aa6a2c6c62caf3f8a65f6ce336a97bbb484
+  languageName: node
+  linkType: hard
+
 "path-type@npm:^3.0.0":
   version: 3.0.0
   resolution: "path-type@npm:3.0.0"
@@ -9118,6 +9172,18 @@ __metadata:
   languageName: node
   linkType: hard
 
+"rimraf@npm:^6.0.1":
+  version: 6.0.1
+  resolution: "rimraf@npm:6.0.1"
+  dependencies:
+    glob: ^11.0.0
+    package-json-from-dist: ^1.0.0
+  bin:
+    rimraf: dist/esm/bin.mjs
+  checksum: 8ba5b84131c1344e9417cb7e8c05d8368bb73cbe5dd4c1d5eb49fc0b558209781658d18c450460e30607d0b7865bb067482839a2f343b186b07ae87715837e66
+  languageName: node
+  linkType: hard
+
 "run-parallel@npm:^1.1.9":
   version: 1.2.0
   resolution: "run-parallel@npm:1.2.0"