diff --git a/configure.ac b/configure.ac
index 0e21a84..ea4ff5e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -188,6 +188,10 @@ AC_ARG_WITH([product-name], [AS_HELP_STRING([--with-product-name], [Set product 
 AC_DEFINE_UNQUOTED(PRODUCT_NAME, $app_cv_product)
 AC_SUBST(PRODUCT_NAME,$app_cv_product)
 
+AC_ARG_WITH([library-name], [AS_HELP_STRING([--with-library-name], [Set protocol library name])], [ app_cv_library="$withval" ],[ app_cv_library=`pkg-config --variable=library_name lib3270` ])
+AC_DEFINE_UNQUOTED(LIBRARY_NAME, $app_cv_library)
+AC_SUBST(LIBRARY_NAME,$app_cv_library)
+
 dnl ---------------------------------------------------------------------------
 dnl Check for GTK
 dnl ---------------------------------------------------------------------------
diff --git a/win/pw3270.nsi.in b/win/pw3270.nsi.in
index d4c5210..9461e3e 100644
--- a/win/pw3270.nsi.in
+++ b/win/pw3270.nsi.in
@@ -105,7 +105,6 @@ SubSection "@PRODUCT_NAME@" SecMain
 		file "/oname=$INSTDIR\@PRODUCT_NAME@.ico"			"@PACKAGE@.ico"
 		file "/oname=$INSTDIR\lib@LIBRARY_NAME@.dll"			"lib@LIBRARY_NAME@.dll"
 		file "/oname=$INSTDIR\libv3270.dll"				"libv3270.dll"
-		file "/oname=$INSTDIR\@PACKAGE@.dll"				"@PACKAGE@.dll"
 
 		# Configuration files
 		file "/oname=$INSTDIR\@PRODUCT_NAME@-logo.png"			"@PRODUCT_NAME@\@PRODUCT_NAME@-logo.png"
--
libgit2 0.21.2