diff --git a/cli/build.rs b/cli/build.rs
index edc524bbc4..a54bf962c7 100644
--- a/cli/build.rs
+++ b/cli/build.rs
@@ -8,6 +8,7 @@ use deno_core::serde_json::json;
 use deno_core::serde_json::Value;
 use deno_core::JsRuntime;
 use deno_core::RuntimeOptions;
+use deno_runtime::deno_crypto;
 use deno_runtime::deno_fetch;
 use deno_runtime::deno_web;
 use deno_runtime::deno_websocket;
@@ -62,6 +63,7 @@ fn create_compiler_snapshot(
   op_crate_libs.insert("deno.web", deno_web::get_declaration());
   op_crate_libs.insert("deno.fetch", deno_fetch::get_declaration());
   op_crate_libs.insert("deno.websocket", deno_websocket::get_declaration());
+  op_crate_libs.insert("deno.crypto", deno_crypto::get_declaration());
 
   // ensure we invalidate the build properly.
   for (_, path) in op_crate_libs.iter() {
@@ -262,6 +264,10 @@ fn main() {
     "cargo:rustc-env=DENO_WEBSOCKET_LIB_PATH={}",
     deno_websocket::get_declaration().display()
   );
+  println!(
+    "cargo:rustc-env=DENO_CRYPTO_LIB_PATH={}",
+    deno_crypto::get_declaration().display()
+  );
 
   println!("cargo:rustc-env=TARGET={}", env::var("TARGET").unwrap());
   println!("cargo:rustc-env=PROFILE={}", env::var("PROFILE").unwrap());
diff --git a/cli/dts/lib.deno.shared_globals.d.ts b/cli/dts/lib.deno.shared_globals.d.ts
index 9cfe45cfa7..4332b757b1 100644
--- a/cli/dts/lib.deno.shared_globals.d.ts
+++ b/cli/dts/lib.deno.shared_globals.d.ts
@@ -8,6 +8,7 @@
 /// <reference lib="deno.web" />
 /// <reference lib="deno.fetch" />
 /// <reference lib="deno.websocket" />
+/// <reference lib="deno.crypto" />
 
 declare namespace WebAssembly {
   /**
@@ -343,8 +344,6 @@ interface VoidFunction {
  */
 declare function queueMicrotask(func: VoidFunction): void;
 
-declare var crypto: Crypto;
-
 /** Registers an event listener in the global scope, which will be called
  * synchronously whenever the event `type` is dispatched.
  *
@@ -416,26 +415,6 @@ declare interface Console {
 
 declare var console: Console;
 
-declare interface Crypto {
-  readonly subtle: null;
-  getRandomValues<
-    T extends
-      | Int8Array
-      | Int16Array
-      | Int32Array
-      | Uint8Array
-      | Uint16Array
-      | Uint32Array
-      | Uint8ClampedArray
-      | Float32Array
-      | Float64Array
-      | DataView
-      | null,
-  >(
-    array: T,
-  ): T;
-}
-
 interface MessageEventInit<T = any> extends EventInit {
   data?: T;
   origin?: string;
diff --git a/op_crates/crypto/lib.deno_crypto.d.ts b/op_crates/crypto/lib.deno_crypto.d.ts
new file mode 100644
index 0000000000..a00757e719
--- /dev/null
+++ b/op_crates/crypto/lib.deno_crypto.d.ts
@@ -0,0 +1,26 @@
+// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
+
+/// <reference no-default-lib="true" />
+/// <reference lib="esnext" />
+
+declare var crypto: Crypto;
+
+declare interface Crypto {
+  readonly subtle: null;
+  getRandomValues<
+    T extends
+      | Int8Array
+      | Int16Array
+      | Int32Array
+      | Uint8Array
+      | Uint16Array
+      | Uint32Array
+      | Uint8ClampedArray
+      | Float32Array
+      | Float64Array
+      | DataView
+      | null,
+  >(
+    array: T,
+  ): T;
+}
diff --git a/op_crates/crypto/lib.rs b/op_crates/crypto/lib.rs
index 61290080d2..b8fe3fefb5 100644
--- a/op_crates/crypto/lib.rs
+++ b/op_crates/crypto/lib.rs
@@ -11,6 +11,7 @@ use deno_core::ZeroCopyBuf;
 use rand::rngs::StdRng;
 use rand::thread_rng;
 use rand::Rng;
+use std::path::PathBuf;
 
 pub use rand; // Re-export rand
 
@@ -41,3 +42,7 @@ pub fn op_crypto_get_random_values(
 
   Ok(json!({}))
 }
+
+pub fn get_declaration() -> PathBuf {
+  PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("lib.deno_crypto.d.ts")
+}