diff --git a/Cargo.toml b/Cargo.toml
index e2763f7..da4fd5c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@ members = [
 default-members = [".", "members/libpt-bin", "members/libpt-core"]
 [workspace.package]
 publish = true
-version = "0.2.0-alpha.0"
+version = "0.2.0-alpha.1"
 edition = "2021"
 authors = ["Christoph J. Scherr <software@cscherr.de>"]
 license = "MIT"
@@ -31,8 +31,8 @@ categories = [
 [workspace.dependencies]
 anyhow = "1.0.79"
 thiserror = "1.0.56"
-libpt-log = { version = "0.2.0-alpha.0", path = "../libpt-log" }
-libpt-bintols = { version = "0.2.0-alpha.0", ath = "../libpt-bintols" }
+libpt-log = { version = "0.2.0-alpha.1", path = "../libpt-log" }
+libpt-bintols = { version = "0.2.0-alpha.1", ath = "../libpt-bintols" }
 
 [package]
 name = "libpt"
@@ -71,10 +71,10 @@ crate-type = [
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-libpt-bintols = { version = "0.2.0-alpha.0", path = "members/libpt-bintols" }
-libpt-core = { version = "0.2.0-alpha.0", path = "members/libpt-core" }
-libpt-hedu = { version = "0.2.0-alpha.0", path = "members/libpt-hedu" }
-libpt-log = { version = "0.2.0-alpha.0", path = "members/libpt-log" }
-libpt-math = { version = "0.2.0-alpha.0", path = "members/libpt-math" }
-libpt-ccc = { version = "0.2.0-alpha.0", path = "members/libpt-ccc" }
-libpt-net = { version = "0.2.0-alpha.0", path = "members/libpt-net" }
+libpt-bintols = { version = "0.2.0-alpha.1", path = "members/libpt-bintols" }
+libpt-core = { version = "0.2.0-alpha.1", path = "members/libpt-core" }
+libpt-hedu = { version = "0.2.0-alpha.1", path = "members/libpt-hedu" }
+libpt-log = { version = "0.2.0-alpha.1", path = "members/libpt-log" }
+libpt-math = { version = "0.2.0-alpha.1", path = "members/libpt-math" }
+libpt-ccc = { version = "0.2.0-alpha.1", path = "members/libpt-ccc" }
+libpt-net = { version = "0.2.0-alpha.1", path = "members/libpt-net" }
diff --git a/members/libpt-bin/Cargo.toml b/members/libpt-bin/Cargo.toml
index 825454c..3f18142 100644
--- a/members/libpt-bin/Cargo.toml
+++ b/members/libpt-bin/Cargo.toml
@@ -31,7 +31,7 @@ path = "src/main/mod.rs"
 clap = { version = "4.4.4", features = ["derive"] }
 clap-num = "1.0.2"
 clap-verbosity-flag = "2.0.1"
-libpt = { version = "0.2.0-alpha.0", path = "../..", features = [
+libpt = { version = "0.2.0-alpha.1", path = "../..", features = [
   "default",
   "ccc",
   "math",
diff --git a/members/libpt-bintols/Cargo.toml b/members/libpt-bintols/Cargo.toml
index 465b2f0..b9e1ccd 100644
--- a/members/libpt-bintols/Cargo.toml
+++ b/members/libpt-bintols/Cargo.toml
@@ -16,5 +16,5 @@ categories.workspace = true
 
 [dependencies]
 num-traits = "0.2.16"
-libpt-core = { version = "0.2.0-alpha.0", path = "../libpt-core" }
-libpt-log = { version = "0.2.0-alpha.0", path = "../libpt-log" }
+libpt-core = { version = "0.2.0-alpha.1", path = "../libpt-core" }
+libpt-log = { version = "0.2.0-alpha.1", path = "../libpt-log" }
diff --git a/members/libpt-ccc/Cargo.toml b/members/libpt-ccc/Cargo.toml
index 030fd61..b7013aa 100644
--- a/members/libpt-ccc/Cargo.toml
+++ b/members/libpt-ccc/Cargo.toml
@@ -17,6 +17,6 @@ categories.workspace = true
 [dependencies]
 num = "0.4.1"
 num-traits = "0.2.16"
-libpt-core = { version = "0.2.0-alpha.0", path = "../libpt-core" }
-libpt-log = { version = "0.2.0-alpha.0", path = "../libpt-log" }
-libpt-math = { version = "0.2.0-alpha.0", path = "../libpt-math" }
+libpt-core = { version = "0.2.0-alpha.1", path = "../libpt-core" }
+libpt-log = { version = "0.2.0-alpha.1", path = "../libpt-log" }
+libpt-math = { version = "0.2.0-alpha.1", path = "../libpt-math" }
diff --git a/members/libpt-core/Cargo.toml b/members/libpt-core/Cargo.toml
index 46740bf..5d44d40 100644
--- a/members/libpt-core/Cargo.toml
+++ b/members/libpt-core/Cargo.toml
@@ -15,4 +15,4 @@ categories.workspace = true
 [dependencies]
 anyhow = "1.0.79"
 cucumber = "0.20.2"
-libpt-log = { version = "0.2.0-alpha.0", path = "../libpt-log" }
+libpt-log = { version = "0.2.0-alpha.1", path = "../libpt-log" }
diff --git a/members/libpt-hedu/Cargo.toml b/members/libpt-hedu/Cargo.toml
index 7dc0795..4850fa0 100644
--- a/members/libpt-hedu/Cargo.toml
+++ b/members/libpt-hedu/Cargo.toml
@@ -17,5 +17,5 @@ categories.workspace = true
 [dependencies]
 anyhow = { workspace = true }
 thiserror = { workspace = true }
-libpt-log = { version = "0.2.0-alpha.0", path = "../libpt-log" }
-libpt-bintols = { version = "0.2.0-alpha.0", path = "../libpt-bintols" }
+libpt-log = { version = "0.2.0-alpha.1", path = "../libpt-log" }
+libpt-bintols = { version = "0.2.0-alpha.1", path = "../libpt-bintols" }
diff --git a/members/libpt-net/Cargo.toml b/members/libpt-net/Cargo.toml
index 115569a..06e1107 100644
--- a/members/libpt-net/Cargo.toml
+++ b/members/libpt-net/Cargo.toml
@@ -16,9 +16,9 @@ categories.workspace = true
 
 [dependencies]
 humantime = "2.1.0"
-libpt-core = { version = "0.2.0-alpha.0", path = "../libpt-core" }
-libpt-log = { version = "0.2.0-alpha.0", path = "../libpt-log" }
-libpt-math = { version = "0.2.0-alpha.0", path = "../libpt-math" }
+libpt-core = { version = "0.2.0-alpha.1", path = "../libpt-core" }
+libpt-log = { version = "0.2.0-alpha.1", path = "../libpt-log" }
+libpt-math = { version = "0.2.0-alpha.1", path = "../libpt-math" }
 reqwest = { version = "0.11.20", features = ["blocking"] }
 serde = { version = "1.0.188", features = ["serde_derive"] }
 serde_json = "1.0.107"