diff --git a/.github/actions/setup-rust-runtime/action.yaml b/.github/actions/setup-rust-runtime/action.yaml
index e0341de93b83d..ad8fbaccc07e7 100644
--- a/.github/actions/setup-rust-runtime/action.yaml
+++ b/.github/actions/setup-rust-runtime/action.yaml
@@ -31,3 +31,14 @@ runs:
       run: |
         echo "RUST_BACKTRACE=1" >> $GITHUB_ENV
         echo "RUSTFLAGS=-C debuginfo=line-tables-only -C incremental=false" >> $GITHUB_ENV
+        # Work around intermittent "[16] Error in the HTTP2 framing layer"
+        # failures from curl when cargo fetches crates from crates.io.
+        # Disabling HTTP/2 multiplexing forces cargo to serialize requests,
+        # and raising retries makes transient network hiccups self-heal.
+        #
+        # Reference:
+        # https://doc.rust-lang.org/cargo/reference/config.html?#httpmultiplexing
+        # https://doc.rust-lang.org/cargo/reference/config.html?#netretry
+        echo "CARGO_HTTP_MULTIPLEXING=false" >> $GITHUB_ENV
+        echo "CARGO_NET_RETRY=10" >> $GITHUB_ENV
+        echo "CARGO_HTTP_RETRY=10" >> $GITHUB_ENV