diff --git a/guix.changes b/guix.changes
index 151eb81..339e893 100644
--- a/guix.changes
+++ b/guix.changes
@@ -1,7 +1,7 @@
 -------------------------------------------------------------------
 Thu Feb 15 17:38:59 UTC 2018 - sleep_walker@opensuse.org
 
-- require guile-git for build
+- require guile-git and libgit2-devel for build
 - bump to 0.14.0
   Changes in 0.14.0
 
diff --git a/guix.spec b/guix.spec
index 308a1cd..070d89f 100644
--- a/guix.spec
+++ b/guix.spec
@@ -48,8 +48,9 @@ BuildRequires:  gcc-c++
 BuildRequires:  gnutls-guile
 BuildRequires:  guile-charting
 BuildRequires:  guile-git
-BuildRequires:  guile-json
+# this is actually just to make guile-git working
 BuildRequires:  libgcrypt-devel
+BuildRequires:  libgit2-devel
 BuildRequires:  pkgconfig
 BuildRequires:  shepherd
 BuildRequires:  pkgconfig(bzip2)