diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5c355b83..fa32e032 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 
 
+## v0.26.1 (2022-06-16)
+
+### Fix
+
+- **preprocessing/video**: define `VideoFrameU8` and `VideoFrameF32` even when not type-checking
+
 ## v0.26.0 (2022-06-16)
 
 ### Fix
diff --git a/pyproject.toml b/pyproject.toml
index 58ba0c2a..a3f69bf1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "boiling-learning"
-version = "0.26.0"
+version = "0.26.1"
 description = "Deep learning models for phase-change quantification and classification."
 authors = [
     {name = "Ruan Comelli", email = "ruancomelli@gmail.com"}
@@ -158,5 +158,5 @@ plugins = [
 [tool.commitizen]
 tag_format = "v$major.$minor.$patch$prerelease"
 update_changelog_on_bump = true
-version = "0.26.0"
+version = "0.26.1"
 version_files = ["pyproject.toml:version"]