diff --git a/pkgs/development/compilers/path64/default.nix b/pkgs/development/compilers/path64/default.nix
index 13c0e37b719..10056ef7ac2 100644
--- a/pkgs/development/compilers/path64/default.nix
+++ b/pkgs/development/compilers/path64/default.nix
@@ -1,5 +1,7 @@
 {stdenv, fetchgit, perl, flex, bison, gmp, mpfr, cmake}:
 
+assert stdenv.system == "x86_64-linux";
+
 stdenv.mkDerivation {
   name = "path64-2010-07-02";
 
@@ -9,15 +11,19 @@ stdenv.mkDerivation {
     sha256 = "fa1320959e1131557d5f82e98f4621a222ec45e1d6e0e7f271d2c13de4fd0dd1";
   };
 
-  cmakeFlags = "
+  patchPhase = ''
+    sed -i s,/usr/bin/ld,$(type -P ld), src/driver/phases.c
+    sed -i s,/lib64/ld-linux-x86-64.so.2,${stdenv.glibc}/lib/ld-linux-x86-64.so.2, src/include/main_defs.h.in
+  '';
+
+  cmakeFlags = ''
     -DPATH64_ENABLE_HUGEPAGES=ON 
     -DPATH64_ENABLE_MATHLIBS=ON -DPATH64_ENABLE_OPENMP=ON 
     -DPATH64_ENABLE_PSCRUNTIME=OFF -DPSC_CRT_PATH=/usr/lib64 
     -DPATH64_ENABLE_PROFILING=OFF -DPATH64_ENABLE_TARGETS=x8664 
     -DCMAKE_BUILD_TYPE=Debug -DPATH64_ENABLE_FORTRAN=OFF
-  ";
-
-  makeFlags = "-j4";
+    -DPSC_CRT_PATH=${stdenv.glibc}/lib
+  '';
 
   buildInputs = [ perl flex bison gmp mpfr cmake ];
 }