diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a1a1dc87..c9b4f0ba 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -79,7 +79,7 @@ jobs:
         with:
           kind: msrv
           tools: cargo-msrv
-          toolchain: 1.65.0 # needed for cargo-msrv due to time-core v0.1.1
+          toolchain: 1.67.0 # needed for cargo-msrv due to time-macros v0.2.14
       - name: Check msrv
         shell: sh
         run: for crate in "derive" "generator" "grammars" "meta" "pest" "vm"; do cd "$crate" && cargo msrv verify && cd ..; done