diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 6d35207c4..0065b2563 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>benchmarks</artifactId>
diff --git a/mockwebserver/pom.xml b/mockwebserver/pom.xml
index d93077252..754d604ae 100644
--- a/mockwebserver/pom.xml
+++ b/mockwebserver/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>mockwebserver</artifactId>
diff --git a/okcurl/pom.xml b/okcurl/pom.xml
index 5bc3d2091..edc86849c 100644
--- a/okcurl/pom.xml
+++ b/okcurl/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okcurl</artifactId>
diff --git a/okhttp-android-support/pom.xml b/okhttp-android-support/pom.xml
index ea5c7fe68..148539352 100644
--- a/okhttp-android-support/pom.xml
+++ b/okhttp-android-support/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okhttp-android-support</artifactId>
diff --git a/okhttp-apache/pom.xml b/okhttp-apache/pom.xml
index a7686f303..ed13f59fb 100644
--- a/okhttp-apache/pom.xml
+++ b/okhttp-apache/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okhttp-apache</artifactId>
diff --git a/okhttp-logging-interceptor/pom.xml b/okhttp-logging-interceptor/pom.xml
index 60135ba32..5f9d7862c 100644
--- a/okhttp-logging-interceptor/pom.xml
+++ b/okhttp-logging-interceptor/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>logging-interceptor</artifactId>
diff --git a/okhttp-testing-support/pom.xml b/okhttp-testing-support/pom.xml
index 46015306e..18f83cc3b 100644
--- a/okhttp-testing-support/pom.xml
+++ b/okhttp-testing-support/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okhttp-testing-support</artifactId>
diff --git a/okhttp-tests/pom.xml b/okhttp-tests/pom.xml
index 44a7d65cf..7202df859 100644
--- a/okhttp-tests/pom.xml
+++ b/okhttp-tests/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okhttp-tests</artifactId>
diff --git a/okhttp-urlconnection/pom.xml b/okhttp-urlconnection/pom.xml
index e2885ea53..bde049037 100644
--- a/okhttp-urlconnection/pom.xml
+++ b/okhttp-urlconnection/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okhttp-urlconnection</artifactId>
diff --git a/okhttp-ws-tests/pom.xml b/okhttp-ws-tests/pom.xml
index b64519aa9..d8a43e09a 100644
--- a/okhttp-ws-tests/pom.xml
+++ b/okhttp-ws-tests/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okhttp-ws-tests</artifactId>
diff --git a/okhttp-ws/pom.xml b/okhttp-ws/pom.xml
index 91bf9144a..649b117f6 100644
--- a/okhttp-ws/pom.xml
+++ b/okhttp-ws/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okhttp-ws</artifactId>
diff --git a/okhttp/pom.xml b/okhttp/pom.xml
index a3dd79432..2e07de087 100644
--- a/okhttp/pom.xml
+++ b/okhttp/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>okhttp</artifactId>
diff --git a/pom.xml b/pom.xml
index 18b0bb18c..efcb446a4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
 
   <groupId>com.squareup.okhttp3</groupId>
   <artifactId>parent</artifactId>
-  <version>3.4.0</version>
+  <version>3.5.0-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>OkHttp (Parent)</name>
@@ -66,7 +66,7 @@
     <url>https://github.com/square/okhttp/</url>
     <connection>scm:git:https://github.com/square/okhttp.git</connection>
     <developerConnection>scm:git:git@github.com:square/okhttp.git</developerConnection>
-    <tag>parent-3.4.0</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <issueManagement>
diff --git a/samples/crawler/pom.xml b/samples/crawler/pom.xml
index a933b3e69..8b91ca2dd 100644
--- a/samples/crawler/pom.xml
+++ b/samples/crawler/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3.sample</groupId>
     <artifactId>sample-parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>crawler</artifactId>
diff --git a/samples/guide/pom.xml b/samples/guide/pom.xml
index 0e86a4888..ba8e54ec8 100644
--- a/samples/guide/pom.xml
+++ b/samples/guide/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3.sample</groupId>
     <artifactId>sample-parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>guide</artifactId>
diff --git a/samples/pom.xml b/samples/pom.xml
index 2bd865ed6..c1c21d63c 100644
--- a/samples/pom.xml
+++ b/samples/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3</groupId>
     <artifactId>parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <groupId>com.squareup.okhttp3.sample</groupId>
diff --git a/samples/simple-client/pom.xml b/samples/simple-client/pom.xml
index b19ae3837..c3330e402 100644
--- a/samples/simple-client/pom.xml
+++ b/samples/simple-client/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3.sample</groupId>
     <artifactId>sample-parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>simple-client</artifactId>
diff --git a/samples/static-server/pom.xml b/samples/static-server/pom.xml
index cd161b807..ca52ac4b8 100644
--- a/samples/static-server/pom.xml
+++ b/samples/static-server/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>com.squareup.okhttp3.sample</groupId>
     <artifactId>sample-parent</artifactId>
-    <version>3.4.0</version>
+    <version>3.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>static-server</artifactId>