diff --git a/pkgs/development/libraries/gtksourceview/4.x.nix b/pkgs/development/libraries/gtksourceview/4.x.nix
index 74acd6f743d6..b7828de45585 100644
--- a/pkgs/development/libraries/gtksourceview/4.x.nix
+++ b/pkgs/development/libraries/gtksourceview/4.x.nix
@@ -70,7 +70,9 @@ stdenv.mkDerivation rec {
     dbus
   ];
 
-  doCheck = stdenv.isLinux;
+  # Broken by PCRE 2 bump in GLib.
+  # https://gitlab.gnome.org/GNOME/gtksourceview/-/issues/283
+  doCheck = false;
 
   checkPhase = ''
     runHook preCheck