diff --git a/pkgs/tools/graphics/netpbm/default.nix b/pkgs/tools/graphics/netpbm/default.nix
index 79217347381..e0d44dc723b 100644
--- a/pkgs/tools/graphics/netpbm/default.nix
+++ b/pkgs/tools/graphics/netpbm/default.nix
@@ -73,7 +73,7 @@ stdenv.mkDerivation {
     runHook postConfigure
   '';
 
-  enableParallelBuilding = false;
+  enableParallelBuilding = true;
 
   installPhase = ''
     runHook preInstall