diff --git a/CHANGELOG.md b/CHANGELOG.md
index b1153ed..90ca025 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ Versioned according to [Semantic Versioning](http://semver.org/).
 
 ## Unreleased
 
+## [1.5.0] - 2021-05-19
+
+Changed:
+
+  * Rewritten `ocrd-anybaseocr-block-segmentation` and `ocrd-anybaseocr-tiseg`, #79
+
 ## [1.4.1] - 2021-04-23
 
 Fixed:
@@ -79,6 +85,7 @@ Fixed:
   * Graceful degradation to CPU processing if CUDA not available, #56
 
 <!-- link-labels -->
+[1.5.0]: ../../compare/v1.5.0...v1.4.1
 [1.4.1]: ../../compare/v1.4.1...v1.4.0
 [1.4.0]: ../../compare/v1.4.0...v1.3.0
 [1.3.0]: ../../compare/v1.1.0...v1.2.0
diff --git a/ocrd_anybaseocr/ocrd-tool.json b/ocrd_anybaseocr/ocrd-tool.json
index 79b12fa..9790a46 100755
--- a/ocrd_anybaseocr/ocrd-tool.json
+++ b/ocrd_anybaseocr/ocrd-tool.json
@@ -1,6 +1,6 @@
 {
   "git_url": "https://github.com/OCR-D/ocrd_anybaseocr",
-  "version": "1.4.1",
+  "version": "1.5.0",
   "tools": {
     "ocrd-anybaseocr-binarize": {
       "executable": "ocrd-anybaseocr-binarize",