diff --git a/alembic.ini b/alembic.ini
index b000f8fd..25c809d1 100644
--- a/alembic.ini
+++ b/alembic.ini
@@ -5,7 +5,7 @@
 script_location = alembic
 
 # template used to generate migration files
-file_template = %%(year)d-%%(month).2d-%%(day).2d-%%(hour).2d:%%(minute).2d:%%(second).2d_%%(rev)s_%%(slug)s
+file_template = %%(year)d-%%(month).2d-%%(day).2d-%%(hour).2d.%%(minute).2d.%%(second).2d_%%(rev)s_%%(slug)s
 
 # sys.path path, will be prepended to sys.path if present.
 # defaults to the current working directory.
diff --git a/alembic/versions/2022-02-21-19:56:24_6b0f5f32d602_initial_tables.py b/alembic/versions/2022-02-21-19.56.24_6b0f5f32d602_initial_tables.py
similarity index 100%
rename from alembic/versions/2022-02-21-19:56:24_6b0f5f32d602_initial_tables.py
rename to alembic/versions/2022-02-21-19.56.24_6b0f5f32d602_initial_tables.py