diff --git a/src/c-api.vapi b/src/c-api.vapi
index 610bebe..ddc01f6 100644
--- a/src/c-api.vapi
+++ b/src/c-api.vapi
@@ -18,4 +18,35 @@
 
 [CCode (cprefix = "Matrix", gir_namespace = "Matrix", gir_version = "0.0", lower_case_cprefix = "matrix_")]
 namespace Matrix {
+    /**
+     * The major version number of the Matrix.org GLib SDK.
+     */
+    [CCode (cheader_filename = "matrix-version.h", cname = "MATRIX_GLIB_MAJOR_VERSION")]
+    public const int GLIB_MAJOR_VERSION;
+
+    /**
+     * The micro (patch) version number of the Matrix.org GLib SDK.
+     */
+    [CCode (cheader_filename = "matrix-version.h", cname = "MATRIX_GLIB_MINOR_VERSION")]
+    public const int GLIB_MINOR_VERSION;
+
+    /**
+     * The minor version number of the Matrix.org GLib SDK.
+     */
+    [CCode (cheader_filename = "matrix-version.h", cname = "MATRIX_GLIB_MICRO_VERSION")]
+    public const int GLIB_MICRO_VERSION;
+
+    /**
+     * Check that the Matrix.org GLib SDK in use is compatible with
+     * the given version.
+     *
+     * @param required_major the required major version
+     * @param required_minor the required minor version
+     * @param required_micro the required micro version
+     * @return {{{true}}} if the required version is satisfied; {{{false}}} otherwise.
+     */
+    [CCode (cheader_filename = "matrix-version.h", cname = "matrix_glib_check_version")]
+    public bool glib_check_version(uint required_major,
+                                   uint required_minor,
+                                   uint required_micro);
 }
diff --git a/src/matrix-version.c b/src/matrix-version.c
index eb90600..6f278e1 100644
--- a/src/matrix-version.c
+++ b/src/matrix-version.c
@@ -28,24 +28,6 @@
  * Version information for the Matrix.org GLib SDK.
  */
 
-/**
- * MATRIX_GLIB_MAJOR_VERSION:
- *
- * The major version number of the Matrix.org GLib SDK.
- */
-
-/**
- * MATRIX_GLIB_MINOR_VERSION:
- *
- * The minor version number of the Matrix.org GLib SDK.
- */
-
-/**
- * MATRIX_GLIB_MICRO_VERSION:
- *
- * The micro (patch) version number of the Matrix.org GLib SDK.
- */
-
 /**
  * MATRIX_GLIB_CHECK_VERSION:
  * @major: the major version to check for
@@ -58,18 +40,6 @@
  * Returns: TRUE if the required version is satisfied; FALSE otherwise.
  */
 
-/**
- * matrix_glib_check_version:
- * @required_major: the required major version
- * @required_minor: the required minor version
- * @required_micro: the required micro version
- *
- * Check that the Matrix.org GLib SDK in use is compatible with the
- * given version.
- *
- * Returns: TRUE if the required version is satisfied; FALSE otherwise.
- */
-
 gboolean
 matrix_glib_check_version(guint required_major,
                           guint required_minor,