diff --git a/CHANGES.md b/CHANGES.md
index 75ff1fa..f8abb7f 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,5 @@
+# Changes since latest release
+
 # Changes in 0.6.0
 
 -   Make integration tests runnable under windows
diff --git a/Cargo.lock b/Cargo.lock
index 2509fb7..bd139f2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -259,7 +259,7 @@ checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
 [[package]]
 name = "easy-upnp"
-version = "0.2.0"
+version = "0.3.0-SNAPSHOT"
 dependencies = [
  "cidr-utils",
  "get_if_addrs",
@@ -768,7 +768,7 @@ dependencies = [
 
 [[package]]
 name = "upnp-daemon"
-version = "0.6.0"
+version = "0.7.0-SNAPSHOT"
 dependencies = [
  "anyhow",
  "assert_cmd",
diff --git a/Cargo.toml b/Cargo.toml
index 340aa0c..bbb9799 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "upnp-daemon"
-version = "0.6.0"
+version = "0.7.0-SNAPSHOT"
 description = "A daemon for continuously opening ports via UPnP."
 readme = "README.md"
 categories = ["command-line-utilities", "network-programming"]
@@ -45,7 +45,7 @@ include = ["src/**/*", "LICENSE", "README.md"]
 
 # Internal dependencies
 
-easy-upnp = { version = "0.2.0", path = "crates/easy-upnp" }
+easy-upnp = { version = "0.3.0-SNAPSHOT", path = "crates/easy-upnp" }
 
 # Runtime dependencies
 
diff --git a/VERSION b/VERSION
index a918a2a..978ba2b 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.6.0
+0.7.0-SNAPSHOT
diff --git a/crates/easy-upnp/CHANGES.md b/crates/easy-upnp/CHANGES.md
index 57fe9a8..9a64a43 100644
--- a/crates/easy-upnp/CHANGES.md
+++ b/crates/easy-upnp/CHANGES.md
@@ -1,3 +1,5 @@
+# Changes since latest release
+
 # Changes in 0.2.0
 
 -   Add thiserror as dependency
diff --git a/crates/easy-upnp/Cargo.toml b/crates/easy-upnp/Cargo.toml
index 37478c8..9d1f6ec 100644
--- a/crates/easy-upnp/Cargo.toml
+++ b/crates/easy-upnp/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "easy-upnp"
-version = "0.2.0"
+version = "0.3.0-SNAPSHOT"
 description = "Easily open and close UPnP ports."
 readme = "README.md"
 categories = ["network-programming"]
diff --git a/crates/easy-upnp/VERSION b/crates/easy-upnp/VERSION
index 0ea3a94..daf2bb7 100644
--- a/crates/easy-upnp/VERSION
+++ b/crates/easy-upnp/VERSION
@@ -1 +1 @@
-0.2.0
+0.3.0-SNAPSHOT