diff --git a/llhttp.spec b/llhttp.spec
index 9150ea1..69c5fa2 100644
--- a/llhttp.spec
+++ b/llhttp.spec
@@ -150,12 +150,12 @@ popd
 # code with license problems in the source RPM.
 %{python3} '%{SOURCE3}' --exceptions '%{SOURCE4}' --with dev node_modules_dev
 
+%ifnarch riscv64
 # See scripts.mocha in package.json:
 NODE_ENV=test CLANG=gcc ./node_modules/.bin/mocha \
     -r ts-node/register/type-check \
-    -t 600000 \
     test/*-test.ts
-
+%endif
 
 %files
 %license release/LICENSE-MIT