diff --git a/Cargo.lock b/Cargo.lock
index 15280a4..6415a8d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -156,8 +156,7 @@ checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
 [[package]]
 name = "els"
 version = "0.1.32-nightly.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3307c99c6899e4e15cd70ae441155dcf29518c89851ee0607bd7dfa31a7007af"
+source = "git+https://github.com/erg-lang/erg?branch=main#d8835fd169ff42467c2cfea4013a03aeeba88057"
 dependencies = [
  "erg_common",
  "erg_compiler",
@@ -181,8 +180,7 @@ dependencies = [
 [[package]]
 name = "erg_common"
 version = "0.6.20-nightly.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d1c1dc0d6ec5a9d4bf8c937ba5512e56e20bfd3b7313f0fcea5678abbefb4cb3"
+source = "git+https://github.com/erg-lang/erg?branch=main#d8835fd169ff42467c2cfea4013a03aeeba88057"
 dependencies = [
  "backtrace-on-stack-overflow",
  "parking_lot",
@@ -192,8 +190,7 @@ dependencies = [
 [[package]]
 name = "erg_compiler"
 version = "0.6.20-nightly.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2cbb4b6cc66405d59b575203f70b54faed5d9390eecc1b339f46ce6c1820c702"
+source = "git+https://github.com/erg-lang/erg?branch=main#d8835fd169ff42467c2cfea4013a03aeeba88057"
 dependencies = [
  "erg_common",
  "erg_parser",
@@ -202,8 +199,7 @@ dependencies = [
 [[package]]
 name = "erg_parser"
 version = "0.6.20-nightly.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84a6408c0cd62d1fdfb12fe223749c9cb952f77104cd27e4425e25f863858970"
+source = "git+https://github.com/erg-lang/erg?branch=main#d8835fd169ff42467c2cfea4013a03aeeba88057"
 dependencies = [
  "erg_common",
  "unicode-xid",
diff --git a/Cargo.toml b/Cargo.toml
index 6b83324..ce3edf6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,16 +22,16 @@ edition = "2021"
 repository = "https://github.com/mtshiba/pylyzer"
 
 [workspace.dependencies]
-erg_common = { version = "0.6.20-nightly.0", features = ["py_compat", "els"] }
-erg_compiler = { version = "0.6.20-nightly.0", features = ["py_compat", "els"] }
-els = { version = "0.1.32-nightly.0", features = ["py_compat"] }
+# erg_common = { version = "0.6.20-nightly.0", features = ["py_compat", "els"] }
+# erg_compiler = { version = "0.6.20-nightly.0", features = ["py_compat", "els"] }
+# els = { version = "0.1.32-nightly.0", features = ["py_compat"] }
 rustpython-parser = { version = "0.3.0", features = ["all-nodes-with-ranges", "location"] }
 rustpython-ast = { version = "0.3.0", features = ["all-nodes-with-ranges", "location"] }
 # rustpython-parser = { git = "https://github.com/RustPython/Parser", version = "0.3.0", features = ["all-nodes-with-ranges", "location"] }
 # rustpython-ast = { git = "https://github.com/RustPython/Parser", version = "0.3.0", features = ["all-nodes-with-ranges", "location"] }
-# erg_compiler = { git = "https://github.com/erg-lang/erg", branch = "main", features = ["py_compat", "els"] }
-# erg_common = { git = "https://github.com/erg-lang/erg", branch = "main", features = ["py_compat", "els"] }
-# els = { git = "https://github.com/erg-lang/erg", branch = "main", features = ["py_compat"] }
+erg_compiler = { git = "https://github.com/erg-lang/erg", branch = "main", features = ["py_compat", "els"] }
+erg_common = { git = "https://github.com/erg-lang/erg", branch = "main", features = ["py_compat", "els"] }
+els = { git = "https://github.com/erg-lang/erg", branch = "main", features = ["py_compat"] }
 # erg_compiler = { path = "../erg/crates/erg_compiler", features = ["py_compat", "els"] }
 # erg_common = { path = "../erg/crates/erg_common", features = ["py_compat", "els"] }
 # els = { path = "../erg/crates/els", features = ["py_compat"] }
diff --git a/tests/collections.py b/tests/collections.py
index 8842299..8740e1a 100644
--- a/tests/collections.py
+++ b/tests/collections.py
@@ -24,3 +24,6 @@
 def f(s: Str): return None
 for i in getattr(1, "aaa", ()):
     f(i)
+
+assert 1 in [1, 2]
+assert 1 in {1, 2}