diff --git a/.forgejo/workflows/ci.yml b/.forgejo/workflows/ci.yml
index 594438d..523e360 100644
--- a/.forgejo/workflows/ci.yml
+++ b/.forgejo/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
         run: nix profile add nixpkgs#nodejs_24
 
       - name: Checkout
-        uses: https://data.forgejo.org/actions/checkout@v7
+        uses: https://data.forgejo.org/actions/checkout@v4
 
       - name: Run checks
         run: |
diff --git a/.forgejo/workflows/release.yml b/.forgejo/workflows/release.yml
index 05bc6e2..fcda261 100644
--- a/.forgejo/workflows/release.yml
+++ b/.forgejo/workflows/release.yml
@@ -25,7 +25,7 @@ jobs:
         run: nix profile add nixpkgs#nodejs_24 nixpkgs#bun
 
       - name: Check out repo
-        uses: https://data.forgejo.org/actions/checkout@v7
+        uses: https://data.forgejo.org/actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/crypto/Cargo.toml b/crypto/Cargo.toml
index 3d24e12..b6237c1 100644
--- a/crypto/Cargo.toml
+++ b/crypto/Cargo.toml
@@ -9,14 +9,14 @@ ignored = ["rand_core"]
 [dependencies]
 chacha20poly1305 = { version = "0.11", optional = true }
 aes-gcm = { version = "0.10", optional = true }
-ed25519-dalek = { version = "3.0", optional = true, features = [
+ed25519-dalek = { version = "2.2", optional = true, features = [
     "pkcs8",
     "pem",
 ] }
 hkdf = { version = "0.13", optional = true }
 sha2 = { version = "0.11", optional = true }
 zeroize = { version = "1.9", features = ["derive"] }
-thiserror = "2"
+thiserror = "1"
 base64 = "0.23"
 rand_core = { version = "0.10.1" }
 rand = "0.10.2"
diff --git a/example/web-client/package.json b/example/web-client/package.json
index 6baab24..7f63fde 100644
--- a/example/web-client/package.json
+++ b/example/web-client/package.json
@@ -13,7 +13,7 @@
     "mtp": "workspace:*"
   },
   "devDependencies": {
-    "typescript": "^7.0.0",
+    "typescript": "^6.0.3",
     "vite": "^8.1.0"
   }
 }
diff --git a/files/Cargo.toml b/files/Cargo.toml
index 4dcecde..2fba8a5 100644
--- a/files/Cargo.toml
+++ b/files/Cargo.toml
@@ -9,5 +9,5 @@ edition = "2024"
 mtp-crypto = { version = "0.2.0", path = "../crypto", default-features = false, features = ["chacha20poly1305", "hkdf"] }
 rand = "0.10.2"
 
-thiserror = "2"
+thiserror = "1"
 zeroize = "1.9"
diff --git a/package.json b/package.json
index 2348a44..99c4db2 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
   "devDependencies": {
     "@types/node": "^26.0.1",
     "jscpd": "4.2.5",
-    "typescript": "^7.0.0"
+    "typescript": "^6.0.3"
   },
   "dependencies": {
     "yaml": "^2.8.1"