diff --git a/CHANGELOG.md b/CHANGELOG.md
index 80e84e657..209347d46 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 Note: version releases in the 0.x.y range may introduce breaking changes.
 
-## [unreleased]
+## [1.27.0]
  ### Changed 
  - Bump libraries
 
@@ -242,4 +242,4 @@ Note: version releases in the 0.x.y range may introduce breaking changes.
 [1.24.0]: https://github.com/ehrbase/openEHR_SDK/compare/v1.23.0...v1.24.0
 [1.25.0]: https://github.com/ehrbase/openEHR_SDK/compare/v1.24.0...v1.25.0
 [1.26.0]: https://github.com/ehrbase/openEHR_SDK/compare/v1.25.0...v1.26.0
-[unreleased]: https://github.com/ehrbase/openEHR_SDK/compare/v1.26.0...HEAD
+[1.27.0]: https://github.com/ehrbase/openEHR_SDK/compare/v1.26.0...v1.27.0
diff --git a/aql/pom.xml b/aql/pom.xml
index 2aa2ac5c2..6275e0601 100644
--- a/aql/pom.xml
+++ b/aql/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>aql</artifactId>
diff --git a/bom/pom.xml b/bom/pom.xml
index 9698380e7..cdb63f611 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -8,7 +8,7 @@
 
     <artifactId>bom</artifactId>
     <groupId>org.ehrbase.openehr.sdk</groupId>
-    <version>1.27.0-SNAPSHOT</version>
+    <version>1.27.0</version>
     <packaging>pom</packaging>
 
     <name>openEHR SDK</name>
diff --git a/building/pom.xml b/building/pom.xml
index 17a241b52..2b33f6826 100644
--- a/building/pom.xml
+++ b/building/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>building</artifactId>
diff --git a/client/pom.xml b/client/pom.xml
index 837a1a643..b210c6b64 100644
--- a/client/pom.xml
+++ b/client/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>client</artifactId>
diff --git a/example-generator/pom.xml b/example-generator/pom.xml
index 2634ba4c7..c82a50fda 100644
--- a/example-generator/pom.xml
+++ b/example-generator/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>root</artifactId>
         <groupId>org.ehrbase.openehr.sdk</groupId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/generator-maven-plugin/pom.xml b/generator-maven-plugin/pom.xml
index a9cda6178..57b1abbee 100644
--- a/generator-maven-plugin/pom.xml
+++ b/generator-maven-plugin/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <artifactId>root</artifactId>
     <groupId>org.ehrbase.openehr.sdk</groupId>
-    <version>1.27.0-SNAPSHOT</version>
+    <version>1.27.0</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/generator/pom.xml b/generator/pom.xml
index 7e66ad1da..00db2c0ed 100644
--- a/generator/pom.xml
+++ b/generator/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>generator</artifactId>
diff --git a/opt-1.4/pom.xml b/opt-1.4/pom.xml
index e76180fa9..5fc9a76c8 100644
--- a/opt-1.4/pom.xml
+++ b/opt-1.4/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>opt-1.4</artifactId>
diff --git a/pom.xml b/pom.xml
index d0c28dde9..12970fdef 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,13 +25,13 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>bom</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
         <relativePath>./bom/pom.xml</relativePath>
     </parent>
 
     <groupId>org.ehrbase.openehr.sdk</groupId>
     <artifactId>root</artifactId>
-    <version>1.27.0-SNAPSHOT</version>
+    <version>1.27.0</version>
     <packaging>pom</packaging>
 
 
diff --git a/response-dto/pom.xml b/response-dto/pom.xml
index 6947fe449..a902a7a28 100644
--- a/response-dto/pom.xml
+++ b/response-dto/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>response-dto</artifactId>
diff --git a/serialisation/pom.xml b/serialisation/pom.xml
index 51c68cca9..12884c2d8 100644
--- a/serialisation/pom.xml
+++ b/serialisation/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>serialisation</artifactId>
diff --git a/serialisation_conformance_test/pom.xml b/serialisation_conformance_test/pom.xml
index 9e75f8295..ca52afcda 100644
--- a/serialisation_conformance_test/pom.xml
+++ b/serialisation_conformance_test/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>serialisation_conformance_test</artifactId>
diff --git a/terminology/pom.xml b/terminology/pom.xml
index 9ee858ae4..14ebfdabf 100644
--- a/terminology/pom.xml
+++ b/terminology/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>terminology</artifactId>
diff --git a/test-coverage/pom.xml b/test-coverage/pom.xml
index 30c562aca..5011f8374 100644
--- a/test-coverage/pom.xml
+++ b/test-coverage/pom.xml
@@ -8,7 +8,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>test-coverage</artifactId>
diff --git a/test-data/pom.xml b/test-data/pom.xml
index d2ddff20b..aed527a3c 100644
--- a/test-data/pom.xml
+++ b/test-data/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>test-data</artifactId>
diff --git a/util/pom.xml b/util/pom.xml
index cd717b943..dfde3b20f 100644
--- a/util/pom.xml
+++ b/util/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>util</artifactId>
diff --git a/validation/pom.xml b/validation/pom.xml
index a2b7aa3b3..ad59c11a2 100644
--- a/validation/pom.xml
+++ b/validation/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>validation</artifactId>
diff --git a/web-template/pom.xml b/web-template/pom.xml
index a94b9f52a..6852768f5 100644
--- a/web-template/pom.xml
+++ b/web-template/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.ehrbase.openehr.sdk</groupId>
         <artifactId>root</artifactId>
-        <version>1.27.0-SNAPSHOT</version>
+        <version>1.27.0</version>
     </parent>
 
     <artifactId>web-template</artifactId>