diff --git a/.gitignore b/.gitignore
index c43d28a..d00b69d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -328,3 +328,10 @@
 /rust-1.49.0-powerpc64le-unknown-linux-gnu.tar.xz
 /rust-1.49.0-s390x-unknown-linux-gnu.tar.xz
 /rust-1.49.0-x86_64-unknown-linux-gnu.tar.xz
+/rustc-1.51.0-src.tar.xz
+/rust-1.50.0-aarch64-unknown-linux-gnu.tar.xz
+/rust-1.50.0-armv7-unknown-linux-gnueabihf.tar.xz
+/rust-1.50.0-i686-unknown-linux-gnu.tar.xz
+/rust-1.50.0-powerpc64le-unknown-linux-gnu.tar.xz
+/rust-1.50.0-s390x-unknown-linux-gnu.tar.xz
+/rust-1.50.0-x86_64-unknown-linux-gnu.tar.xz
diff --git a/rust.spec b/rust.spec
index fbba9fa..28efbfc 100644
--- a/rust.spec
+++ b/rust.spec
@@ -9,10 +9,10 @@
 # e.g. 1.10.0 wants rustc: 1.9.0-2016-05-24
 # or nightly wants some beta-YYYY-MM-DD
 # Note that cargo matches the program version here, not its crate version.
-%global bootstrap_rust 1.49.0
-%global bootstrap_cargo 1.49.0
-%global bootstrap_channel 1.49.0
-%global bootstrap_date 2020-12-31
+%global bootstrap_rust 1.50.0
+%global bootstrap_cargo 1.50.0
+%global bootstrap_channel 1.50.0
+%global bootstrap_date 2021-02-11
 
 # Only the specified arches will use bootstrap binaries.
 #global bootstrap_arches %%{rust_arches}
@@ -52,7 +52,7 @@
 %endif
 
 Name:           rust
-Version:        1.50.0
+Version:        1.51.0
 Release:        1%{?dist}
 Summary:        The Rust Programming Language
 License:        (ASL 2.0 or MIT) and (BSD and MIT)
@@ -78,11 +78,11 @@ Patch100:       rustc-1.48.0-disable-libssh2.patch
 
 # libcurl on RHEL7 doesn't have http2, but since cargo requests it, curl-sys
 # will try to build it statically -- instead we turn off the feature.
-Patch101:       rustc-1.49.0-disable-http2.patch
+Patch101:       rustc-1.51.0-disable-http2.patch
 
 # kernel rh1410097 causes too-small stacks for PIE.
 # (affects RHEL6 kernels when building for RHEL7)
-Patch102:       rustc-1.48.0-no-default-pie.patch
+Patch102:       rustc-1.51.0-no-default-pie.patch
 
 
 # Get the Rust triple for any arch.
@@ -165,12 +165,16 @@ BuildRequires:  %{python}
 
 %if %with bundled_llvm
 BuildRequires:  cmake3 >= 3.4.3
-Provides:       bundled(llvm) = 11.0.0
+Provides:       bundled(llvm) = 11.0.1
 %else
 BuildRequires:  cmake >= 2.8.11
 %if 0%{?epel} == 7
 %global llvm llvm9.0
 %endif
+%if 0%{?fedora} >= 34
+# we're not ready for llvm-12 yet
+%global llvm llvm11
+%endif
 %if %defined llvm
 %global llvm_root %{_libdir}/%{llvm}
 %else
@@ -731,6 +735,9 @@ export %{rust_env}
 
 
 %changelog
+* Thu Mar 25 2021 Josh Stone <jistone@redhat.com> - 1.51.0-1
+- Update to 1.51.0.
+
 * Thu Feb 11 2021 Josh Stone <jistone@redhat.com> - 1.50.0-1
 - Update to 1.50.0.
 
diff --git a/rustc-1.49.0-disable-http2.patch b/rustc-1.51.0-disable-http2.patch
similarity index 72%
rename from rustc-1.49.0-disable-http2.patch
rename to rustc-1.51.0-disable-http2.patch
index d6c6aa7..2517a34 100644
--- a/rustc-1.49.0-disable-http2.patch
+++ b/rustc-1.51.0-disable-http2.patch
@@ -1,6 +1,6 @@
---- rustc-1.49.0-src/Cargo.lock.orig	2021-01-05 12:45:10.456414612 -0800
-+++ rustc-1.49.0-src/Cargo.lock	2021-01-05 12:45:10.458414575 -0800
-@@ -882,7 +882,6 @@
+--- rustc-beta-src/Cargo.lock.orig	2021-03-09 10:30:08.626424998 -0800
++++ rustc-beta-src/Cargo.lock	2021-03-09 10:32:38.096207704 -0800
+@@ -899,7 +899,6 @@
  dependencies = [
   "cc",
   "libc",
@@ -8,7 +8,7 @@
   "libz-sys",
   "openssl-sys",
   "pkg-config",
-@@ -1728,16 +1727,6 @@
+@@ -1860,16 +1859,6 @@
  ]
  
  [[package]]
@@ -25,10 +25,10 @@
  name = "libz-sys"
  version = "1.1.2"
  source = "registry+https://github.com/rust-lang/crates.io-index"
---- rustc-1.49.0-src/src/tools/cargo/Cargo.toml.orig	2021-01-05 12:45:10.458414575 -0800
-+++ rustc-1.49.0-src/src/tools/cargo/Cargo.toml	2021-01-05 12:47:25.966928554 -0800
+--- rustc-beta-src/src/tools/cargo/Cargo.toml.orig	2021-03-05 08:34:15.000000000 -0800
++++ rustc-beta-src/src/tools/cargo/Cargo.toml	2021-03-09 10:32:38.096207704 -0800
 @@ -25,7 +25,7 @@
- crates-io = { path = "crates/crates-io", version = "0.31.1" }
+ crates-io = { path = "crates/crates-io", version = "0.33.0" }
  crossbeam-utils = "0.8"
  crypto-hash = "0.3.1"
 -curl = { version = "0.4.23", features = ["http2"] }
@@ -36,9 +36,9 @@
  curl-sys = "0.4.22"
  env_logger = "0.8.1"
  pretty_env_logger = { version = "0.4", optional = true }
---- rustc-1.49.0-src/src/tools/cargo/src/cargo/core/package.rs.orig	2020-12-28 19:03:25.000000000 -0800
-+++ rustc-1.49.0-src/src/tools/cargo/src/cargo/core/package.rs	2021-01-05 12:45:10.458414575 -0800
-@@ -408,14 +408,8 @@
+--- rustc-beta-src/src/tools/cargo/src/cargo/core/package.rs.orig	2021-03-05 08:34:15.000000000 -0800
++++ rustc-beta-src/src/tools/cargo/src/cargo/core/package.rs	2021-03-09 10:32:38.096207704 -0800
+@@ -412,14 +412,8 @@
          // Also note that pipelining is disabled as curl authors have indicated
          // that it's buggy, and we've empirically seen that it's buggy with HTTP
          // proxies.
@@ -55,7 +55,7 @@
  
          Ok(PackageSet {
              packages: package_ids
-@@ -584,7 +578,7 @@
+@@ -592,7 +586,7 @@
  macro_rules! try_old_curl {
      ($e:expr, $msg:expr) => {
          let result = $e;
diff --git a/rustc-1.48.0-no-default-pie.patch b/rustc-1.51.0-no-default-pie.patch
similarity index 75%
rename from rustc-1.48.0-no-default-pie.patch
rename to rustc-1.51.0-no-default-pie.patch
index bb6b3d1..d24cc75 100644
--- a/rustc-1.48.0-no-default-pie.patch
+++ b/rustc-1.51.0-no-default-pie.patch
@@ -1,14 +1,15 @@
---- rustc-1.48.0-src/compiler/rustc_codegen_ssa/src/back/link.rs.orig	2020-11-16 06:01:53.000000000 -0800
-+++ rustc-1.48.0-src/compiler/rustc_codegen_ssa/src/back/link.rs	2020-11-16 09:37:15.779516797 -0800
-@@ -1185,10 +1185,12 @@
+--- rustc-beta-src/compiler/rustc_codegen_ssa/src/back/link.rs.orig	2021-03-09 10:40:09.755485845 -0800
++++ rustc-beta-src/compiler/rustc_codegen_ssa/src/back/link.rs	2021-03-09 10:44:51.257426181 -0800
+@@ -1279,11 +1279,13 @@
  }
  
  fn link_output_kind(sess: &Session, crate_type: CrateType) -> LinkOutputKind {
 -    let kind = match (crate_type, sess.crt_static(Some(crate_type)), sess.relocation_model()) {
--        (CrateType::Executable, false, RelocModel::Pic) => LinkOutputKind::DynamicPicExe,
 +    // Only use PIE if explicity specified.
 +    let explicit_pic = matches!(sess.opts.cg.relocation_model, Some(RelocModel::Pic));
 +    let kind = match (crate_type, sess.crt_static(Some(crate_type)), explicit_pic) {
+         (CrateType::Executable, _, _) if sess.is_wasi_reactor() => LinkOutputKind::WasiReactorExe,
+-        (CrateType::Executable, false, RelocModel::Pic) => LinkOutputKind::DynamicPicExe,
 +        (CrateType::Executable, false, true) => LinkOutputKind::DynamicPicExe,
          (CrateType::Executable, false, _) => LinkOutputKind::DynamicNoPicExe,
 -        (CrateType::Executable, true, RelocModel::Pic) => LinkOutputKind::StaticPicExe,
diff --git a/sources b/sources
index a9788dc..9834690 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (rustc-1.50.0-src.tar.xz) = df3c83c0fdc9ebce6fdccddda781dea0cdbd88d2b2a8220cac40cc3a8fa957923ae834d1fa45283d4ad227b334bd9e220e37a4a1ad7a1c7aeb806ed9ed387245
+SHA512 (rustc-1.51.0-src.tar.xz) = ded91468ddf3e6627f00e7ec3d44452aa24eb727a183c0de9d90264f593119a54300d56b09251a88260db480b48554181ae195c538996a32d68d48b6587ac0df
diff --git a/sources-bootstrap b/sources-bootstrap
index 78e4cd5..2ad0ad0 100644
--- a/sources-bootstrap
+++ b/sources-bootstrap
@@ -1,7 +1,7 @@
-SHA512 (rustc-1.50.0-src.tar.xz) = df3c83c0fdc9ebce6fdccddda781dea0cdbd88d2b2a8220cac40cc3a8fa957923ae834d1fa45283d4ad227b334bd9e220e37a4a1ad7a1c7aeb806ed9ed387245
-SHA512 (rust-1.49.0-aarch64-unknown-linux-gnu.tar.xz) = fa81b618359c2952de941e094eabfe2966e3c1a39a1b20452a77f1a68a54dde9cc5cade18db911cf448ffe947d934461ce752112bd9b5b5430e1fcdabbd8b56a
-SHA512 (rust-1.49.0-armv7-unknown-linux-gnueabihf.tar.xz) = 1cba85fc958371aeb1d521e8842ad576e65d244147e2c75c34eaa776552ed025434d10284fa976d901d6cede69f6db3e5fdd770005ca0b93bb5e3202b9f9392a
-SHA512 (rust-1.49.0-i686-unknown-linux-gnu.tar.xz) = b4d39cb234314f013969b5db3d365d21719d7a01f2dc0816e4f221c5e6d4abecd7f9e83f54b8640173d00d3e701cb3cbb61cef32f00db9356139005a1ce3bd19
-SHA512 (rust-1.49.0-powerpc64le-unknown-linux-gnu.tar.xz) = c17eb27ec4dbcc56da3edffbc57e0edda99744d6a0d38369fa08af066894aeb13dd78c7b8055f2246fc3bf13c654842675ea4df44b7bc8852e0f9952acdf7e7c
-SHA512 (rust-1.49.0-s390x-unknown-linux-gnu.tar.xz) = 25259ea2e499c89459b14571e2c54f230d642af9cfe539dc2b8be15eff0e23b8c6e60af4c567bcbb6c6c185b4537eaab19c3395fce48b1f6e5ef1234efc31e3a
-SHA512 (rust-1.49.0-x86_64-unknown-linux-gnu.tar.xz) = c008aa50e17db6a0134fb85235a958258d345410f5063bc77175f7c28b2e35895427b9e68cd1ac9acb769769c83313cd59fe6465b453e891cf415a2514b7722d
+SHA512 (rustc-1.51.0-src.tar.xz) = ded91468ddf3e6627f00e7ec3d44452aa24eb727a183c0de9d90264f593119a54300d56b09251a88260db480b48554181ae195c538996a32d68d48b6587ac0df
+SHA512 (rust-1.50.0-aarch64-unknown-linux-gnu.tar.xz) = e6b409afc8e85a88ecb9ff439a6eb9dcb93d5553e81549fb4f332b9e2d946dce0424319c5092e60aab9435944af70d0117d15c12d54d2059ef73c1fdf36d8273
+SHA512 (rust-1.50.0-armv7-unknown-linux-gnueabihf.tar.xz) = c3314436afc4ebed697bf6828b9eacbc12f96838b156241331a3b71e99e1438f8ad82e701615ea302ebfc459464479442fe653232bd319cf824027362438970d
+SHA512 (rust-1.50.0-i686-unknown-linux-gnu.tar.xz) = bff117733d11731f56e8659265d0b47327e2af3f7c46aca494747a92b4f634dd35fa9731a1be59dd69821042f88bded253e1d7b5693ca237c9a167408ca7f898
+SHA512 (rust-1.50.0-powerpc64le-unknown-linux-gnu.tar.xz) = e3dc75ba7dff3a358042542afa398ec8771a23f5f699454a876ddc1f3583d399fe5350696a5da62d71ca97ea882c9ae1fcb60dc2e9fdf76bc7a9af892096371e
+SHA512 (rust-1.50.0-s390x-unknown-linux-gnu.tar.xz) = 733513af2a7ef7a782a5ebfbd080071194ac47084022b54b4830de84facef9986d65525f8666a4c226e9878e43b00ebced26d6077e5fb1b7f775ac8f290fba97
+SHA512 (rust-1.50.0-x86_64-unknown-linux-gnu.tar.xz) = ab49e3ecb14e4af8e48548845184e9ab3d564ab2341c1e5462b7847347c79d13324211b860988d219ccb646143bf142fb14c3ab03663b06cfe9ca275128d9fa0