diff --git a/gobject-introspection-1.51.3.tar.xz b/gobject-introspection-1.51.3.tar.xz
deleted file mode 100644
index 05f7463..0000000
--- a/gobject-introspection-1.51.3.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:80acbffd89452b8e30f8a50f46d64517a866ca63157bd1fa78bedb69f9de11c3
-size 1399632
diff --git a/gobject-introspection-1.51.5.tar.xz b/gobject-introspection-1.51.5.tar.xz
new file mode 100644
index 0000000..36f273d
--- /dev/null
+++ b/gobject-introspection-1.51.5.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:62c31bd10a8a32b51f43b8e6ec8784ad7a029ccdf06beb3f272d468dfa7bbdd2
+size 1400896
diff --git a/gobject-introspection.changes b/gobject-introspection.changes
index a260b74..06fd3c7 100644
--- a/gobject-introspection.changes
+++ b/gobject-introspection.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Tue Mar 14 16:46:38 UTC 2017 - dimstar@opensuse.org
+
+- Update to version 1.51.5:
+  + g-ir-scanner: document GI_SCANNER_DEBUG in man page.
+  + Visual Studio builds: Support Visual Studio 2017.
+  + gir: Update annotations from GLib git master.
+
 -------------------------------------------------------------------
 Tue Feb 14 23:11:37 UTC 2017 - zaitor@opensuse.org
 
diff --git a/gobject-introspection.spec b/gobject-introspection.spec
index 2bed6cf..4d866c1 100644
--- a/gobject-introspection.spec
+++ b/gobject-introspection.spec
@@ -17,7 +17,7 @@
 
 
 Name:           gobject-introspection
-Version:        1.51.3
+Version:        1.51.5
 Release:        0
 # FIXME: Find a way to identify if we need python3-gobject or python-gobject from gi-find-deps.sh.
 # FIXME: when bgo#629930 gets fixed, move the appropriate pkg-config files to the main package and rename the devel package to libgirepository-devel
@@ -42,7 +42,7 @@ BuildRequires:  python-devel >= 2.7
 BuildRequires:  python-xml
 BuildRequires:  pkgconfig(cairo)
 BuildRequires:  pkgconfig(cairo-gobject)
-BuildRequires:  pkgconfig(glib-2.0) >= 2.51.2
+BuildRequires:  pkgconfig(glib-2.0) >= 2.51.5
 BuildRequires:  pkgconfig(gobject-2.0)
 # gi-find-deps makes use of 'file' to identify the types.
 Requires:       file