diff --git a/pisi/atomicoperations.py b/pisi/atomicoperations.py
index c571eba4..6dba87fb 100644
--- a/pisi/atomicoperations.py
+++ b/pisi/atomicoperations.py
@@ -240,10 +240,12 @@ class Install(AtomicOperation):
             if x.path.endswith('.so') or x.path.startswith('/etc/env.d'):
                 shared = True
                 break
-        if shared:
-            ctx.ui.info("Regenerating /etc/ld.so.cache...")
-            util.env_update()
-
+        if not ctx.get_option('bypass_ldconfig'):
+            if shared:
+                ctx.ui.info(_("Regenerating /etc/ld.so.cache..."))
+                util.env_update()
+        else:
+            ctx.ui.warning(_("Bypassing ldconfig"))
 
 def install_single(pkg, upgrade = False):
     """install a single package from URI or ID"""
diff --git a/pisi/cli/commands.py b/pisi/cli/commands.py
index d896654c..4e67133c 100644
--- a/pisi/cli/commands.py
+++ b/pisi/cli/commands.py
@@ -390,6 +390,9 @@ specified a package name, it should exist in a specified repository.
 
     def options(self):
         super(Install, self).options()
+        p = self.parser
+        p.add_option("", "--bypass-ldconfig", action="store_true",
+                              default=False, help=_("Bypass ldconfig phase"))
         buildno_opts(self)
 
     def run(self):
@@ -427,6 +430,9 @@ reinstall a package from a pisi file, use the install command."""
     def options(self):
         super(Upgrade, self).options()
         buildno_opts(self)
+        p = self.parser
+        p.add_option("", "--bypass-ldconfig", action="store_true",
+                              default=False, help=_("Bypass ldconfig phase"))
         self.parser.add_option("-e", "--eager", action="store_true",
                                default=False, help=_("eager upgrades"))