diff --git a/pom.xml b/pom.xml
index 6ee2dec8..c55e8a48 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
 
     <groupId>io.github.project-openubl</groupId>
     <artifactId>searchpe</artifactId>
-    <version>3.2.0-SNAPSHOT</version>
+    <version>3.1.1-SNAPSHOT</version>
 
     <properties>
         <maven.compiler.source>11</maven.compiler.source>
diff --git a/src/main/resources/db/migration/V3.1.1__Upgrade.sql b/src/main/resources/db/migration/V3.1.1__Upgrade.sql
new file mode 100644
index 00000000..f5d9ef74
--- /dev/null
+++ b/src/main/resources/db/migration/V3.1.1__Upgrade.sql
@@ -0,0 +1,15 @@
+ALTER TABLE VERSION
+ALTER
+COLUMN id TYPE int8;
+
+ALTER TABLE VERSION
+ALTER
+COLUMN version TYPE int4;
+
+ALTER TABLE BASIC_USER
+ALTER
+COLUMN version TYPE int4;
+
+ALTER TABLE CONTRIBUYENTE
+ALTER
+COLUMN version_id TYPE int8;