diff --git a/gpg2.changes b/gpg2.changes
index 0400288..8209510 100644
--- a/gpg2.changes
+++ b/gpg2.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Dec  6 14:14:45 UTC 2015 - p.drouand@gmail.com
+
+- Move to pkgconfig() packaging style
+
 -------------------------------------------------------------------
 Fri Dec  4 13:35:40 UTC 2015 - astieger@suse.com
 
diff --git a/gpg2.spec b/gpg2.spec
index b3f10d7..a8d3136 100644
--- a/gpg2.spec
+++ b/gpg2.spec
@@ -36,24 +36,24 @@ Patch9:         gnupg-detect_FIPS_mode.patch
 Patch11:        gnupg-add_legacy_FIPS_mode_option.patch
 BuildRequires:  expect
 BuildRequires:  fdupes
-BuildRequires:  gnutls-devel >= 3.0
 BuildRequires:  libadns-devel
 BuildRequires:  libassuan-devel >= 2.4.1
-BuildRequires:  libbz2-devel
-BuildRequires:  libcurl-devel >= 7.10
 # patch11 (gnupg-add_legacy_FIPS_mode_option.patch) mentions GCRYCTL_INACTIVATE_FIPS_FLAG
 # raising gcrypt requirement from 1.4.0
 BuildRequires:  libgcrypt-devel >= 1.6.1
 BuildRequires:  libgpg-error-devel >= 1.16
 BuildRequires:  libksba-devel >= 1.2.0
-BuildRequires:  libusb-devel
 BuildRequires:  makeinfo
 BuildRequires:  npth-devel >= 0.91
 BuildRequires:  openldap2-devel
 BuildRequires:  pkg-config
 BuildRequires:  readline-devel
-BuildRequires:  sqlite3-devel >= 3.7
-BuildRequires:  zlib-devel
+BuildRequires:  pkgconfig(bzip2)
+BuildRequires:  pkgconfig(gnutls) >= 3.0
+BuildRequires:  pkgconfig(libcurl) >= 7.10
+BuildRequires:  pkgconfig(libusb-1.0)
+BuildRequires:  pkgconfig(sqlite3) >= 3.7
+BuildRequires:  pkgconfig(zlib)
 # Add an explicit runtime dependency to match boo#955982
 Requires:       libassuan0 >= 2.4.1
 Requires:       pinentry