diff --git a/test/externalTests/pool-together.sh b/test/externalTests/pool-together.sh
index a3461a6b0..80a8f4ad0 100755
--- a/test/externalTests/pool-together.sh
+++ b/test/externalTests/pool-together.sh
@@ -69,6 +69,9 @@ function pool_together_test
     force_hardhat_compiler_settings "$config_file" "$(first_word "$SELECTED_PRESETS")" "$config_var"
     yarn install
 
+    # TODO: Remove this when https://github.com/pooltogether/v4-core/issues/287 gets fixed.
+    npm install @pooltogether/pooltogether-rng-contracts@1.4.0
+
     # These come with already compiled artifacts. We want them recompiled with latest compiler.
     rm -r node_modules/@pooltogether/yield-source-interface/artifacts/
     rm -r node_modules/@pooltogether/uniform-random-number/artifacts/