diff --git a/pkgs/development/interpreters/guile/default.nix b/pkgs/development/interpreters/guile/default.nix
index 6b4e6c2a7288..04f31dda26a0 100644
--- a/pkgs/development/interpreters/guile/default.nix
+++ b/pkgs/development/interpreters/guile/default.nix
@@ -30,9 +30,7 @@
   # A native Guile 2.0 is needed to cross-build Guile.
   selfNativeBuildInput = true;
 
-  # Guile 2.0.11 repeatable fails with 8-core parallel building because
-  # libguile/vm-i-system.i is not created in time
-  enableParallelBuilding = false;
+  enableParallelBuilding = true;
 
   patches = [ ./disable-gc-sensitive-tests.patch ./eai_system.patch ./clang.patch
     (fetchpatch {