diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 934a6e1..ca9a120 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -41,7 +41,7 @@ jobs:
       - name: Install Lex toolchain
         run: |
           set -euxo pipefail
-          LEX_VERSION="0.9.11"
+          LEX_VERSION="0.9.14"
           curl -fsSL -o /tmp/lex.tgz \
             "https://github.com/alpibrusl/lex-lang/releases/download/v${LEX_VERSION}/lex-v${LEX_VERSION}-x86_64-unknown-linux-gnu.tar.gz"
           tar -xzf /tmp/lex.tgz -C /tmp/