diff --git a/pkgs/tools/compression/bzip2/builder.sh b/pkgs/tools/compression/bzip2/builder.sh
index efeb9dac657c..ea2ebc4c2db0 100644
--- a/pkgs/tools/compression/bzip2/builder.sh
+++ b/pkgs/tools/compression/bzip2/builder.sh
@@ -3,20 +3,18 @@ installFlags="PREFIX=$out"
 
 if test -n "$sharedLibrary"; then
 
-    preBuild=preBuild
     preBuild() {
         make -f Makefile-libbz2_so
     }
 
-    preInstall=preInstall
     preInstall() {
         ensureDir $out/lib
         mv libbz2.so* $out/lib
+        ln -s libbz2.so.1.0 $out/lib/libbz2.so
     }
     
 fi
 
-postInstall=postInstall
 postInstall() {
     rm $out/bin/bunzip2* $out/bin/bzcat*
     ln -s bzip2 $out/bin/bunzip2