diff --git a/configure.ac b/configure.ac
index 10ec0f3c..677f849f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -38,8 +38,8 @@ AM_PATH_GTK_3_0([3.20.0], [
 	 GUI_LIBS="$GUI_LIBS $GTK_LIBS"
 	], [AC_MSG_ERROR([You need Gtk+ >= 3.20.0 to build $PACKAGE])])
 
-PKG_CHECK_MODULES(gtksourceview, [gtksourceview-3.0 >= 3.4.0],,
-	[AC_MSG_ERROR([You need gtksourceview3 >= 3.4.0 to build $PACKAGE])])
+PKG_CHECK_MODULES(gtksourceview, [gtksourceview-4 >= 4.0.0],,
+	[AC_MSG_ERROR([You need gtksourceview4 >= 4.0.0 to build $PACKAGE])])
 GUI_CFLAGS="$GUI_CFLAGS $gtksourceview_CFLAGS"
 GUI_LIBS="$GUI_LIBS $gtksourceview_LIBS"