diff --git a/Cargo.lock b/Cargo.lock
index 6123343..4cdc009 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -49,7 +49,7 @@ dependencies = [
  "mime",
  "percent-encoding",
  "pin-project-lite",
- "rand 0.8.5",
+ "rand",
  "sha1",
  "smallvec",
  "tokio",
@@ -132,7 +132,7 @@ dependencies = [
  "actix-web",
  "anyhow",
  "derive_more 1.0.0",
- "rand 0.8.5",
+ "rand",
  "serde",
  "serde_json",
  "tracing",
@@ -277,7 +277,7 @@ dependencies = [
  "getrandom 0.2.15",
  "once_cell",
  "version_check",
- "zerocopy 0.7.35",
+ "zerocopy",
 ]
 
 [[package]]
@@ -818,7 +818,7 @@ dependencies = [
  "hkdf",
  "hmac",
  "percent-encoding",
- "rand 0.8.5",
+ "rand",
  "sha2",
  "subtle",
  "time",
@@ -886,7 +886,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
 dependencies = [
  "generic-array",
- "rand_core 0.6.4",
+ "rand_core",
  "typenum",
 ]
 
@@ -1974,7 +1974,7 @@ dependencies = [
  "num-integer",
  "num-iter",
  "num-traits",
- "rand 0.8.5",
+ "rand",
  "smallvec",
  "zeroize",
 ]
@@ -2100,7 +2100,7 @@ dependencies = [
  "glob",
  "opentelemetry",
  "percent-encoding",
- "rand 0.8.5",
+ "rand",
  "serde_json",
  "thiserror 1.0.69",
  "tokio",
@@ -2162,7 +2162,7 @@ dependencies = [
  "getrandom 0.2.15",
  "password-hash",
  "pbkdf2",
- "rand_core 0.6.4",
+ "rand_core",
 ]
 
 [[package]]
@@ -2172,7 +2172,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "346f04948ba92c43e8469c1ee6736c7563d71012b17d40745260fe106aac2166"
 dependencies = [
  "base64ct",
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
 ]
 
@@ -2235,7 +2235,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3c80231409c20246a13fddb31776fb942c38553c51e871f8cbd687a4cfb5843d"
 dependencies = [
  "phf_shared",
- "rand 0.8.5",
+ "rand",
 ]
 
 [[package]]
@@ -2330,7 +2330,7 @@ version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77957b295656769bb8ad2b6a6b09d897d94f05c41b069aede1fcdaa675eaea04"
 dependencies = [
- "zerocopy 0.7.35",
+ "zerocopy",
 ]
 
 [[package]]
@@ -2409,7 +2409,7 @@ checksum = "a2fe5ef3495d7d2e377ff17b1a8ce2ee2ec2a18cde8b6ad6619d65d0701c135d"
 dependencies = [
  "bytes",
  "getrandom 0.2.15",
- "rand 0.8.5",
+ "rand",
  "ring",
  "rustc-hash",
  "rustls",
@@ -2451,19 +2451,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
  "libc",
- "rand_chacha 0.3.1",
- "rand_core 0.6.4",
-]
-
-[[package]]
-name = "rand"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3779b94aeb87e8bd4e834cee3650289ee9e0d5677f976ecdb6d219e5f4f6cd94"
-dependencies = [
- "rand_chacha 0.9.0",
- "rand_core 0.9.0",
- "zerocopy 0.8.14",
+ "rand_chacha",
+ "rand_core",
 ]
 
 [[package]]
@@ -2473,17 +2462,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.6.4",
-]
-
-[[package]]
-name = "rand_chacha"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3022b5f1df60f26e1ffddd6c66e8aa15de382ae63b3a0c1bfc0e4d3e3f325cb"
-dependencies = [
- "ppv-lite86",
- "rand_core 0.9.0",
+ "rand_core",
 ]
 
 [[package]]
@@ -2495,16 +2474,6 @@ dependencies = [
  "getrandom 0.2.15",
 ]
 
-[[package]]
-name = "rand_core"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b08f3c9802962f7e1b25113931d94f43ed9725bebc59db9d0c3e9a23b67e15ff"
-dependencies = [
- "getrandom 0.3.1",
- "zerocopy 0.8.14",
-]
-
 [[package]]
 name = "redox_syscall"
 version = "0.5.8"
@@ -2654,7 +2623,7 @@ dependencies = [
  "num-traits",
  "pkcs1",
  "pkcs8",
- "rand_core 0.6.4",
+ "rand_core",
  "signature",
  "spki",
  "subtle",
@@ -2698,7 +2667,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b3a8fb4672e840a587a66fc577a5491375df51ddb88f2a2c2a792598c326fe14"
 dependencies = [
  "quote",
- "rand 0.8.5",
+ "rand",
  "syn",
 ]
 
@@ -2783,7 +2752,7 @@ dependencies = [
  "password-hash",
  "pbkdf2",
  "quick-xml",
- "rand 0.9.0",
+ "rand",
  "reqwest",
  "rpassword",
  "rustical_caldav",
@@ -3151,7 +3120,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77549399552de45a898a580c1b41d445bf730df867cc44e6c0233bbc4b8329de"
 dependencies = [
  "digest",
- "rand_core 0.6.4",
+ "rand_core",
 ]
 
 [[package]]
@@ -3324,7 +3293,7 @@ dependencies = [
  "memchr",
  "once_cell",
  "percent-encoding",
- "rand 0.8.5",
+ "rand",
  "rsa",
  "serde",
  "sha1",
@@ -3364,7 +3333,7 @@ dependencies = [
  "md-5",
  "memchr",
  "once_cell",
- "rand 0.8.5",
+ "rand",
  "serde",
  "serde_json",
  "sha2",
@@ -3721,7 +3690,7 @@ dependencies = [
  "indexmap 1.9.3",
  "pin-project",
  "pin-project-lite",
- "rand 0.8.5",
+ "rand",
  "slab",
  "tokio",
  "tokio-util",
@@ -3959,7 +3928,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b3758f5e68192bb96cc8f9b7e2c2cfdabb435499a28499a42f8f984092adad4b"
 dependencies = [
  "getrandom 0.2.15",
- "rand 0.8.5",
+ "rand",
 ]
 
 [[package]]
@@ -4420,16 +4389,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b9b4fd18abc82b8136838da5d50bae7bdea537c574d8dc1a34ed098d6c166f0"
 dependencies = [
  "byteorder",
- "zerocopy-derive 0.7.35",
-]
-
-[[package]]
-name = "zerocopy"
-version = "0.8.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a367f292d93d4eab890745e75a778da40909cab4d6ff8173693812f79c4a2468"
-dependencies = [
- "zerocopy-derive 0.8.14",
+ "zerocopy-derive",
 ]
 
 [[package]]
@@ -4443,17 +4403,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "zerocopy-derive"
-version = "0.8.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3931cb58c62c13adec22e38686b559c86a30565e16ad6e8510a337cedc611e1"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "zerofrom"
 version = "0.1.5"
diff --git a/Cargo.toml b/Cargo.toml
index 61dacc9..1e7d245 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -100,7 +100,7 @@ rustical_carddav = { path = "./crates/carddav/" }
 rustical_frontend = { path = "./crates/frontend/" }
 rustical_xml = { path = "./crates/xml/" }
 chrono-tz = "0.10"
-rand = "0.9"
+rand = "0.8"
 argon2 = "0.5"
 rpassword = "7.3"
 password-hash = { version = "0.5" }