Fix #266

Job	Run time
cargo semver-checks	24s
cargo test (default+elgamal3)	48s
cargo test (default)	1m 5s
cargo test (default+legacy)	53s
wasm-pack build (web, wasm)	2m 4s
wasm-pack build (nodejs, wasm)	1m 51s
wasm-pack build (nodejs, wasm,legacy)	2m 4s
wasm-pack build (web, wasm,legacy)	1m 57s
wasm-pack build (nodejs, wasm,elgamal3)	1m 55s
wasm-pack build (web, wasm,elgamal3)	2m 8s
cargo semver-checks	21s
cargo test (default)	1m 5s
cargo test (default+elgamal3)	48s
wasm-pack build (web, wasm)	2m 4s
wasm-pack build (web, wasm,elgamal3)	2m 8s
wasm-pack build (nodejs, wasm)	1m 51s
wasm-pack build (nodejs, wasm,elgamal3)	1m 55s
wasm-pack build (web, wasm,legacy)	1m 57s
wasm-pack build (nodejs, wasm,legacy)	2m 4s
cargo test (default+legacy)	53s
cargo semver-checks	34s
cargo test (default+elgamal3)	48s
cargo test (default+legacy)	53s
cargo test (default)	1m 5s
wasm-pack build (web, wasm,elgamal3)	2m 8s
wasm-pack build (nodejs, wasm,elgamal3)	1m 55s
wasm-pack build (web, wasm)	2m 4s
wasm-pack build (nodejs, wasm)	1m 51s
wasm-pack build (web, wasm,legacy)	1m 57s
wasm-pack build (nodejs, wasm,legacy)	2m 4s
cargo semver-checks	22s
cargo test (default+legacy)	53s
cargo test (default)	1m 5s
wasm-pack build (web, wasm)	2m 4s
wasm-pack build (nodejs, wasm,legacy)	2m 4s
wasm-pack build (nodejs, wasm)	1m 51s
wasm-pack build (web, wasm,elgamal3)	2m 8s
wasm-pack build (web, wasm,legacy)	1m 57s
wasm-pack build (nodejs, wasm,elgamal3)	1m 55s
cargo test (default+elgamal3)	48s
	1h 0m 41s

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