diff --git a/CHANGELOG.md b/CHANGELOG.md
index 393f540d..fde2231d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,7 +8,7 @@
 
 # Changelog
 
-## 9.1.0 (upcoming)
+## 9.1.0 (January 24, 2021)
 
 - Add support for BibT<sub>E</sub>X files (language code `bibtex`, fixes [vscode-ltex#211](https://github.com/valentjn/vscode-ltex/issues/211))
 - Add setting [`ltex.bibtex.fields`](https://valentjn.github.io/vscode-ltex/docs/settings.html#ltexbibtexfields) to control which BibT<sub>E</sub>X fields should be checked
diff --git a/ltexls-core/pom.xml b/ltexls-core/pom.xml
index 34e26fb3..08cc042d 100644
--- a/ltexls-core/pom.xml
+++ b/ltexls-core/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>org.bsplines</groupId>
     <artifactId>ltexls</artifactId>
-    <version>9.0.1</version>
+    <version>9.1.0</version>
   </parent>
   <dependencies>
     <dependency>
diff --git a/ltexls-languagetool-patch/pom.xml b/ltexls-languagetool-patch/pom.xml
index 06b8c7c1..0749de01 100644
--- a/ltexls-languagetool-patch/pom.xml
+++ b/ltexls-languagetool-patch/pom.xml
@@ -14,7 +14,7 @@
   <parent>
     <groupId>org.bsplines</groupId>
     <artifactId>ltexls</artifactId>
-    <version>9.0.1</version>
+    <version>9.1.0</version>
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index fc06c47f..5fd0891e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.bsplines</groupId>
   <artifactId>ltexls</artifactId>
-  <version>9.0.1</version>
+  <version>9.1.0</version>
   <packaging>pom</packaging>
   <properties>
     <maven.compiler.release>11</maven.compiler.release>