diff --git a/CHANGELOG.md b/CHANGELOG.md
index 950d885..b7e99c2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## 0.5
 
+### 0.5.5
+
+- Fix KeyError: 'src_folder' after upgrading aerich to 0.5.4. (#176)
+
 ### 0.5.4
 
 - Fix incorrect index creation order. (#151)
diff --git a/aerich/__init__.py b/aerich/__init__.py
index 6b27eee..86716a7 100644
--- a/aerich/__init__.py
+++ b/aerich/__init__.py
@@ -1 +1 @@
-__version__ = "0.5.4"
+__version__ = "0.5.5"
diff --git a/pyproject.toml b/pyproject.toml
index e5b1823..07b6c51 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "aerich"
-version = "0.5.4"
+version = "0.5.5"
 description = "A database migrations tool for Tortoise ORM."
 authors = ["long2ice <long2ice@gmail.com>"]
 license = "Apache-2.0"