diff --git a/.circleci/images/plume-buildenv/Dockerfile b/.circleci/images/plume-buildenv/Dockerfile
index 5187add0..41ec8072 100644
--- a/.circleci/images/plume-buildenv/Dockerfile
+++ b/.circleci/images/plume-buildenv/Dockerfile
@@ -11,7 +11,7 @@ RUN apt update &&\
     rm -rf /var/lib/apt/lists/*
 
 #install and configure rust
-RUN curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain nightly-2021-01-15 -y &&\
+RUN curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain nightly-2021-11-27 -y &&\
     rustup component add rustfmt clippy &&\
     rustup component add rust-std --target wasm32-unknown-unknown
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b29f9ebc..bb180c95 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,7 +16,7 @@
 
 - Upgrade some dependent crates (#858)
 - Use tracing crate (#868)
-- Update Rust version to nightly-2021-01-15 (#878)
+- Update Rust version to nightly-2021-11-27 (#961)
 - Upgrade Tantivy to 0.13.3 and lindera-tantivy to 0.7.1 (#878)
 - Run searcher on actor system (#870)
 - Use article title as its slug instead of capitalizing and inserting hyphens (#920)
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 11bebfe0..e61eb2ab 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -25,7 +25,7 @@ parts:
   plume:
     plugin: rust
     source: .
-    rust-revision: nightly-2021-03-25
+    rust-revision: nightly-2021-11-27
     build-packages:
       - libssl-dev
       - pkg-config