diff --git a/adapters/pom.xml b/adapters/pom.xml
index 113b644..58dfb86 100644
--- a/adapters/pom.xml
+++ b/adapters/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.moshi</groupId>
     <artifactId>moshi-parent</artifactId>
-    <version>1.8.0</version>
+    <version>1.9.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>moshi-adapters</artifactId>
diff --git a/examples/pom.xml b/examples/pom.xml
index 5955b62..4804fbe 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.moshi</groupId>
     <artifactId>moshi-parent</artifactId>
-    <version>1.8.0</version>
+    <version>1.9.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>moshi-examples</artifactId>
diff --git a/kotlin/codegen/pom.xml b/kotlin/codegen/pom.xml
index 7cb576c..40d7259 100644
--- a/kotlin/codegen/pom.xml
+++ b/kotlin/codegen/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.moshi</groupId>
     <artifactId>moshi-parent</artifactId>
-    <version>1.8.0</version>
+    <version>1.9.0-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/kotlin/reflect/pom.xml b/kotlin/reflect/pom.xml
index 9e1cd10..95c3e53 100644
--- a/kotlin/reflect/pom.xml
+++ b/kotlin/reflect/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.moshi</groupId>
     <artifactId>moshi-parent</artifactId>
-    <version>1.8.0</version>
+    <version>1.9.0-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/kotlin/tests/pom.xml b/kotlin/tests/pom.xml
index 686f605..399dfbb 100644
--- a/kotlin/tests/pom.xml
+++ b/kotlin/tests/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.moshi</groupId>
     <artifactId>moshi-parent</artifactId>
-    <version>1.8.0</version>
+    <version>1.9.0-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/moshi/pom.xml b/moshi/pom.xml
index 97fffc5..d550339 100644
--- a/moshi/pom.xml
+++ b/moshi/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.moshi</groupId>
     <artifactId>moshi-parent</artifactId>
-    <version>1.8.0</version>
+    <version>1.9.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>moshi</artifactId>
diff --git a/pom.xml b/pom.xml
index a848767..252519a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
 
   <groupId>com.squareup.moshi</groupId>
   <artifactId>moshi-parent</artifactId>
-  <version>1.8.0</version>
+  <version>1.9.0-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>Moshi (Parent)</name>
   <description>A modern JSON API for Android and Java</description>
@@ -47,7 +47,7 @@
     <url>https://github.com/square/moshi/</url>
     <connection>scm:git:https://github.com/square/moshi.git</connection>
     <developerConnection>scm:git:git@github.com:square/moshi.git</developerConnection>
-    <tag>moshi-parent-1.8.0</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <issueManagement>