diff --git a/pkgs/development/libraries/libpcap/default.nix b/pkgs/development/libraries/libpcap/default.nix
index d9cb91e4fb3b..882ec992580d 100644
--- a/pkgs/development/libraries/libpcap/default.nix
+++ b/pkgs/development/libraries/libpcap/default.nix
@@ -28,10 +28,6 @@ stdenv.mkDerivation rec {
     substituteInPlace configure --replace " -arch i386" ""
   '';
 
-  postInstall = ''
-    rm -f $out/lib/libpcap.a
-  '';
-
   meta = {
     homepage = "https://www.tcpdump.org";
     description = "Packet Capture Library";