diff --git a/CHANGELOG.md b/CHANGELOG.md
index 395683216..7bc86c824 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # JOPA - Change Log
 
+## 1.2.1 - 2024-01-22
+- Unwrap `IndirectMultilingualString` instances when owner entity is detached from the persistence context.
+
 ## 1.2.0 - 2023-12-20
 - Support data properties for referenced list values (Enhancement #209).
 - Support using multilingual string as referenced list values (Enhancement #216).
diff --git a/datatype/pom.xml b/datatype/pom.xml
index bc25f9758..b3bc04d0e 100644
--- a/datatype/pom.xml
+++ b/datatype/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>jopa-all</artifactId>
         <groupId>cz.cvut.kbss.jopa</groupId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/jopa-api/pom.xml b/jopa-api/pom.xml
index 53b0a8599..ab907108d 100644
--- a/jopa-api/pom.xml
+++ b/jopa-api/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/jopa-distribution/pom.xml b/jopa-distribution/pom.xml
index 43ed6d173..167d501c6 100644
--- a/jopa-distribution/pom.xml
+++ b/jopa-distribution/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/jopa-impl/pom.xml b/jopa-impl/pom.xml
index c8eab1838..52dc3b5d3 100644
--- a/jopa-impl/pom.xml
+++ b/jopa-impl/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/jopa-integration-tests-jena/pom.xml b/jopa-integration-tests-jena/pom.xml
index 47b9bb68a..2f14382de 100644
--- a/jopa-integration-tests-jena/pom.xml
+++ b/jopa-integration-tests-jena/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/jopa-integration-tests-owlapi/pom.xml b/jopa-integration-tests-owlapi/pom.xml
index 5446c7a7b..3829095fd 100644
--- a/jopa-integration-tests-owlapi/pom.xml
+++ b/jopa-integration-tests-owlapi/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/jopa-integration-tests-rdf4j/pom.xml b/jopa-integration-tests-rdf4j/pom.xml
index 223d09e0a..4a102badc 100644
--- a/jopa-integration-tests-rdf4j/pom.xml
+++ b/jopa-integration-tests-rdf4j/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>jopa-integration-tests-rdf4j</artifactId>
diff --git a/jopa-integration-tests/pom.xml b/jopa-integration-tests/pom.xml
index 6ef8f6213..873f81ecc 100644
--- a/jopa-integration-tests/pom.xml
+++ b/jopa-integration-tests/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/jopa-maven-plugin/pom.xml b/jopa-maven-plugin/pom.xml
index 487372895..c524258ef 100644
--- a/jopa-maven-plugin/pom.xml
+++ b/jopa-maven-plugin/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>jopa-all</artifactId>
         <groupId>cz.cvut.kbss.jopa</groupId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/jopa-owl2java/pom.xml b/jopa-owl2java/pom.xml
index 9cc589419..017dc0cfe 100644
--- a/jopa-owl2java/pom.xml
+++ b/jopa-owl2java/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/jopa-owlapi-utils/pom.xml b/jopa-owlapi-utils/pom.xml
index 73cf65088..2ca9bd873 100644
--- a/jopa-owlapi-utils/pom.xml
+++ b/jopa-owlapi-utils/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/modelgen/pom.xml b/modelgen/pom.xml
index 597db5324..c2669810b 100644
--- a/modelgen/pom.xml
+++ b/modelgen/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>jopa-all</artifactId>
         <groupId>cz.cvut.kbss.jopa</groupId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/ontodriver-api/pom.xml b/ontodriver-api/pom.xml
index 646754915..67ae693b3 100644
--- a/ontodriver-api/pom.xml
+++ b/ontodriver-api/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>jopa-all</artifactId>
         <groupId>cz.cvut.kbss.jopa</groupId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/ontodriver-jena/pom.xml b/ontodriver-jena/pom.xml
index 4e8356cf4..e01fe4e14 100644
--- a/ontodriver-jena/pom.xml
+++ b/ontodriver-jena/pom.xml
@@ -8,7 +8,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/ontodriver-owlapi/pom.xml b/ontodriver-owlapi/pom.xml
index bbdb18acf..1b7865bb2 100644
--- a/ontodriver-owlapi/pom.xml
+++ b/ontodriver-owlapi/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <groupId>cz.cvut.kbss.jopa</groupId>
         <artifactId>jopa-all</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/ontodriver-rdf4j/pom.xml b/ontodriver-rdf4j/pom.xml
index 31ba5a872..091029b73 100644
--- a/ontodriver-rdf4j/pom.xml
+++ b/ontodriver-rdf4j/pom.xml
@@ -10,7 +10,7 @@
     <parent>
         <artifactId>jopa-all</artifactId>
         <groupId>cz.cvut.kbss.jopa</groupId>
-        <version>1.2.0</version>
+        <version>1.2.1</version>
     </parent>
 
     <properties>
diff --git a/pom.xml b/pom.xml
index 56a054974..03f9f8249 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>cz.cvut.kbss.jopa</groupId>
-    <version>1.2.0</version>
+    <version>1.2.1</version>
     <artifactId>jopa-all</artifactId>
     <packaging>pom</packaging>
     <name>JOPA</name>