diff --git a/build.zig.zon b/build.zig.zon
index 40a5ffb8f..e83ed2c9c 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -10,7 +10,7 @@
     // nix flake update --commit-lock-file
     // ```
     // If you do not use Nix, a ZLS maintainer can take care of this.
-    .minimum_zig_version = "0.16.0-dev.1976+8e091047b",
+    .minimum_zig_version = "0.16.0-dev.2075+62d6bbc7d",
     // If you do not use Nix, a ZLS maintainer can take care of this.
     // Whenever the dependencies are updated, run the following command:
     // ```bash
diff --git a/flake.lock b/flake.lock
index 369a0bdd0..586b35633 100644
--- a/flake.lock
+++ b/flake.lock
@@ -36,11 +36,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1767634882,
-        "narHash": "sha256-2GffSfQxe3sedHzK+sTKlYo/NTIAGzbFCIsNMUPAAnk=",
+        "lastModified": 1767799921,
+        "narHash": "sha256-r4GVX+FToWVE2My8VVZH4V0pTIpnu2ZE8/Z4uxGEMBE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3c9db02515ef1d9b6b709fc60ba9a540957f661c",
+        "rev": "d351d0653aeb7877273920cd3e823994e7579b0b",
         "type": "github"
       },
       "original": {
@@ -80,11 +80,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1767659903,
-        "narHash": "sha256-Jc/KmlLyn2T8P/ZpgBoMkULsfmn8B4PjnwiXzlEA9Zg=",
+        "lastModified": 1767919086,
+        "narHash": "sha256-t9Z7r8yJDbRqoAhm7vsohHAhMGF373NCWt/XeHlZAWw=",
         "owner": "mitchellh",
         "repo": "zig-overlay",
-        "rev": "1508a4f84129c2824ee4fcbdec31c63bdcf08756",
+        "rev": "d7671671de8bd3afcabffefc77c75ed9777b249b",
         "type": "github"
       },
       "original": {
diff --git a/src/Server.zig b/src/Server.zig
index 7d1e0443d..694362d7e 100644
--- a/src/Server.zig
+++ b/src/Server.zig
@@ -620,7 +620,9 @@ fn initializedHandler(server: *Server, arena: std.mem.Allocator, notification: t
         try server.resolveConfiguration();
     }
 
-    if (std.crypto.random.intRangeLessThan(usize, 0, 32768) == 0) {
+    const rng_impl: std.Random.IoSource = .{ .io = server.io };
+    const rng = rng_impl.interface();
+    if (rng.intRangeLessThan(usize, 0, 32768) == 0) {
         server.showMessage(.Warning, "HELP ME, I AM STUCK INSIDE AN LSP!", .{});
     }
 }
diff --git a/src/build_runner/build_runner.zig b/src/build_runner/build_runner.zig
index 5685430ef..edb3c328c 100644
--- a/src/build_runner/build_runner.zig
+++ b/src/build_runner/build_runner.zig
@@ -31,7 +31,6 @@ pub const dependencies = @import("@dependencies");
 pub const std_options: std.Options = .{
     .side_channels_mitigations = .none,
     .http_disable_tls = true,
-    .crypto_fork_safety = false,
 };
 
 ///! This is a modified build runner to extract information out of build.zig
diff --git a/src/testing.zig b/src/testing.zig
index 49e250a65..d5bf58677 100644
--- a/src/testing.zig
+++ b/src/testing.zig
@@ -73,9 +73,11 @@ pub const FailingAllocator = struct {
     /// `likelihood == 0` means that every allocation will fail
     /// `likelihood == std.math.intMax(u32)` means that no allocation will be forced to fail
     pub fn init(internal_allocator: std.mem.Allocator, likelihood: u32) FailingAllocator {
+        const clock = std.Io.Clock.boot;
+        const timestamp = clock.now(std.testing.io) catch std.Io.Timestamp.zero;
         return .{
             .internal_allocator = internal_allocator,
-            .random = .init(std.crypto.random.int(u64)),
+            .random = .init(@intCast(timestamp.toMilliseconds())),
             .likelihood = likelihood,
         };
     }
diff --git a/src/translate_c.zig b/src/translate_c.zig
index e003534fc..180f31f58 100644
--- a/src/translate_c.zig
+++ b/src/translate_c.zig
@@ -122,7 +122,7 @@ pub fn translate(
     const global_cache_dir = config.global_cache_dir.?;
 
     var random_bytes: [16]u8 = undefined;
-    std.crypto.random.bytes(&random_bytes);
+    io.random(&random_bytes);
     var sub_path: [std.fs.base64_encoder.calcSize(16)]u8 = undefined;
     _ = std.fs.base64_encoder.encode(&sub_path, &random_bytes);