diff --git a/pkgs/tools/text/gnugrep/default.nix b/pkgs/tools/text/gnugrep/default.nix
index 7559ef890ad2..5df81274c6a5 100644
--- a/pkgs/tools/text/gnugrep/default.nix
+++ b/pkgs/tools/text/gnugrep/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation {
   # cygwin: FAIL: multibyte-white-space
   # freebsd: FAIL mb-non-UTF8-performance
   # x86_64-darwin: fails 'stack-overflow' tests on Rosetta 2 emulator
-  doCheck = !stdenv.isCygwin && !stdenv.isFreeBSD && !(stdenv.isDarwin && stdenv.hostPlatform.isx86_64);
+  doCheck = !stdenv.isCygwin && !stdenv.isFreeBSD && !(stdenv.isDarwin && stdenv.hostPlatform.isx86_64) && !stdenv.buildPlatform.isRiscV64;
 
   # On macOS, force use of mkdir -p, since Grep's fallback
   # (./install-sh) is broken.