diff --git a/qns/Dockerfile b/qns/Dockerfile
index c0daf23ddd..d8da71b6b5 100644
--- a/qns/Dockerfile
+++ b/qns/Dockerfile
@@ -17,8 +17,8 @@ ENV RUSTUP_HOME=/usr/local/rustup \
     PATH=/usr/local/cargo/bin:$PATH
 
 RUN set -eux; \
-    curl -sSLf "https://static.rust-lang.org/rustup/archive/1.22.1/x86_64-unknown-linux-gnu/rustup-init" -o rustup-init; \
-    echo '49c96f3f74be82f4752b8bffcf81961dea5e6e94ce1ccba94435f12e871c3bdb *rustup-init' | sha256sum -c -; \
+    curl -sSLf "https://static.rust-lang.org/rustup/archive/1.26.0/x86_64-unknown-linux-gnu/rustup-init" -o rustup-init; \
+    echo '0b2f6c8f85a3d02fde2efc0ced4657869d73fccfce59defb4e8d29233116e6db *rustup-init' | sha256sum -c -; \
     chmod +x rustup-init; \
     ./rustup-init -y -q --no-modify-path --profile minimal --default-toolchain "$RUST_VERSION"; \
     rm -f rustup-init; \