diff --git a/dummy/pom.xml b/dummy/pom.xml
index 903492da..5a8b6cfe 100644
--- a/dummy/pom.xml
+++ b/dummy/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>kotlin-spark-api-parent</artifactId>
         <groupId>org.jetbrains.kotlinx.spark</groupId>
-        <version>1.0.0-preview3-SNAPSHOT</version>
+        <version>1.0.0</version>
     </parent>
     <packaging>pom</packaging>
     <modelVersion>4.0.0</modelVersion>
diff --git a/kotlin-spark-api/common/pom.xml b/kotlin-spark-api/common/pom.xml
index e8d36641..40e1c701 100644
--- a/kotlin-spark-api/common/pom.xml
+++ b/kotlin-spark-api/common/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>org.jetbrains.kotlinx.spark</groupId>
     <artifactId>kotlin-spark-api-parent</artifactId>
-    <version>1.0.0-preview3-SNAPSHOT</version>
+    <version>1.0.0</version>
     <relativePath>../..</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index f7457859..580330ab 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
     <description>Parent project for Kotlin for Apache Spark</description>
     <groupId>org.jetbrains.kotlinx.spark</groupId>
     <artifactId>kotlin-spark-api-parent</artifactId>
-    <version>1.0.0-preview3-SNAPSHOT</version>
+    <version>1.0.0</version>
     <packaging>pom</packaging>
 
     <properties>
@@ -281,7 +281,7 @@
     <scm>
         <connection>scm:git:https://github.com/JetBrains/kotlin-spark-api.git</connection>
         <url>https://github.com/JetBrains/kotlin-spark-api</url>
-        <tag>HEAD</tag>
+        <tag>1.0.0</tag>
     </scm>
     <distributionManagement>
         <repository>