diff --git a/glib2/glib2.spec b/glib2/glib2.spec
index 8f44da8462..770bcdda47 100644
--- a/glib2/glib2.spec
+++ b/glib2/glib2.spec
@@ -36,7 +36,7 @@ Class:        BASE
 Group:        Algorithm
 License:      GPL
 Version:      %{V_glib2_major}.%{V_glib2_minor}
-Release:      20120712
+Release:      20120713
 
 #   package options
 %option       with_threads  yes
@@ -46,7 +46,7 @@ Source0:      http://ftp.gnome.org/pub/gnome/sources/glib/%{V_glib2_major}/glib-
 Patch0:       glib2.patch
 
 #   build information
-BuildPreReq:  OpenPKG, openpkg >= 20120101, perl, make, pkgconfig
+BuildPreReq:  OpenPKG, openpkg >= 20120101, perl, make
 PreReq:       OpenPKG, openpkg >= 20120101, perl
 BuildPreReq:  gettext, libiconv, pcre, pcre::with_utf8 = yes, libffi
 PreReq:       gettext, libiconv, pcre, pcre::with_utf8 = yes, libffi
@@ -116,6 +116,10 @@ PreReq:       gettext, libiconv, pcre, pcre::with_utf8 = yes, libffi
     CPPFLAGS="%{l_cppflags}" \
     LDFLAGS="%{l_ldflags}" \
     LIBS="$libs" \
+    LIBFFI_CFLAGS="%{l_cppflags}" \
+    LIBFFI_LIBS="%{l_ldflags} -lffi" \
+    PCRE_CFLAGS="%{l_cppflags pcre .}" \
+    PCRE_LIBS="%{l_ldflags} -lpcre" \
     PERL="%{l_prefix}/bin/perl" \
     PERL_PATH="%{l_prefix}/bin/perl" \
     GREP="grep" \