diff --git a/rust-toolchain b/rust-toolchain
index 1ff3407a54..915f80eec5 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-nightly-2020-04-17
\ No newline at end of file
+nightly-2020-05-31
\ No newline at end of file