diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6e7458f4b..5072ec659 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,12 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.1.0/)
 
 ### Security
 
+## [0.9.1]
+
+### Removed
+
+- Removed support for MSSQL dialect. It did not work anyway.
+
 ## [0.9.0]
 
 Dropped support for Python 3.8.
diff --git a/pyproject.toml b/pyproject.toml
index 4a5232eae..f194bb2b7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ dependencies = [
     "PySide6 >= 6.5.0, != 6.5.3, != 6.6.3, != 6.7.0, < 6.8",
     "jupyter_client >=6.0",
     "qtconsole >=5.1",
-    "spinedb_api>=0.32.0",
+    "spinedb_api>=0.32.1",
     "spine_engine>=0.25.0",
     "numpy >=1.20.2",
     "matplotlib >= 3.5",
@@ -26,7 +26,7 @@ dependencies = [
     "Pygments >=2.8",
     "jill >=0.9.2",
     "pyzmq >=21.0",
-    "spine_items>=0.23.0",
+    "spine_items>=0.23.1",
 ]
 
 [project.urls]