diff --git a/pkgs/development/tools/misc/valgrind/default.nix b/pkgs/development/tools/misc/valgrind/default.nix
index f0b04869a3c..5fb0e85dda1 100644
--- a/pkgs/development/tools/misc/valgrind/default.nix
+++ b/pkgs/development/tools/misc/valgrind/default.nix
@@ -7,6 +7,9 @@ stdenv.mkDerivation {
     sha256 = "0hf48y13mm1c1zg59bvkbr0lzcwng5mb33lgiv3d0gzl4w2r5jhv";
   };
 
+  configureFlags =
+    if stdenv.system == "x86_64-linux" then ["--enable-only64bit"] else [];
+
   meta = {
     description = "Award-winning suite of tools for debugging and profiling Linux programs";
   };