diff --git a/pkgs/development/libraries/gtksourceview/5.x.nix b/pkgs/development/libraries/gtksourceview/5.x.nix
index 100e3e44a88..230047daa04 100644
--- a/pkgs/development/libraries/gtksourceview/5.x.nix
+++ b/pkgs/development/libraries/gtksourceview/5.x.nix
@@ -59,6 +59,7 @@ stdenv.mkDerivation (finalAttrs: {
     gobject-introspection
     vala
     gi-docgen
+    gtk4 # for gtk4-update-icon-cache checked during configure
   ];
 
   buildInputs = [