diff --git a/Cargo.lock b/Cargo.lock
index 865dc0b8..164100a9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1992,7 +1992,7 @@ checksum = "9106e1d747ffd48e6be5bb2d97fa706ed25b144fbee4d5c02eae110cd8d6badd"
 
 [[package]]
 name = "macos-certificate-truster"
-version = "0.11.2"
+version = "0.12.0-dev"
 dependencies = [
  "security-framework",
 ]
@@ -2083,7 +2083,7 @@ dependencies = [
 
 [[package]]
 name = "mitm-wg-test-client"
-version = "0.11.2"
+version = "0.12.0-dev"
 dependencies = [
  "anyhow",
  "boringtun",
@@ -2094,7 +2094,7 @@ dependencies = [
 
 [[package]]
 name = "mitmproxy"
-version = "0.11.2"
+version = "0.12.0-dev"
 dependencies = [
  "anyhow",
  "boringtun",
@@ -2131,7 +2131,7 @@ dependencies = [
 
 [[package]]
 name = "mitmproxy-linux"
-version = "0.11.2"
+version = "0.12.0-dev"
 dependencies = [
  "anyhow",
  "aya",
@@ -2153,7 +2153,7 @@ dependencies = [
 
 [[package]]
 name = "mitmproxy-linux-ebpf"
-version = "0.11.2"
+version = "0.12.0-dev"
 dependencies = [
  "aya-ebpf",
  "aya-log-ebpf",
@@ -2163,14 +2163,14 @@ dependencies = [
 
 [[package]]
 name = "mitmproxy-linux-ebpf-common"
-version = "0.11.2"
+version = "0.12.0-dev"
 dependencies = [
  "aya-ebpf",
 ]
 
 [[package]]
 name = "mitmproxy_rs"
-version = "0.11.2"
+version = "0.12.0-dev"
 dependencies = [
  "anyhow",
  "boringtun",
@@ -3761,7 +3761,7 @@ dependencies = [
 
 [[package]]
 name = "windows-redirector"
-version = "0.11.2"
+version = "0.12.0-dev"
 dependencies = [
  "anyhow",
  "env_logger",
diff --git a/Cargo.toml b/Cargo.toml
index 8824f2c0..82ea5f7b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,7 @@ authors = [
     "Fabio Valentini <decathorpe@gmail.com>",
     "Maximilian Hils <cargo@maximilianhils.com>",
 ]
-version = "0.11.2"
+version = "0.12.0-dev"
 publish = false
 repository = "https://github.com/mitmproxy/mitmproxy-rs"
 edition = "2021"