diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 5e39b94..19ee807 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.18.0"
+  ".": "0.19.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac49fa9..1d2cb1e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [0.19.0](https://github.com/jolars/libslope/compare/v0.18.0...v0.19.0) (2025-02-27)
+
+
+### Features
+
+* check x_scales for zero-variance ([965c007](https://github.com/jolars/libslope/commit/965c007af29074463a664f218dd8a5a9cc2d5888))
+
+
+### Bug Fixes
+
+* move timer into path loop ([95cb6bd](https://github.com/jolars/libslope/commit/95cb6bdbd22de27789cac37d09015e5b2f1d58a4))
+* return correct indices from `kktCheck()` ([c87496d](https://github.com/jolars/libslope/commit/c87496da2b186d7169417ac6841ba13d8bf2aa50))
+
 ## [0.18.0](https://github.com/jolars/libslope/compare/v0.17.3...v0.18.0) (2025-02-27)
 
 
diff --git a/version.txt b/version.txt
index 6633391..1cf0537 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-0.18.0
+0.19.0