diff --git a/pkgs/development/tools/flatpak-builder/default.nix b/pkgs/development/tools/flatpak-builder/default.nix
index 33f9ade4681..d2052bc0e8e 100644
--- a/pkgs/development/tools/flatpak-builder/default.nix
+++ b/pkgs/development/tools/flatpak-builder/default.nix
@@ -29,6 +29,7 @@
 , libcap
 , libdwarf
 , libsoup
+, libyaml
 , ostree
 , patch
 , rpm
@@ -72,6 +73,7 @@ in stdenv.mkDerivation rec {
     libdwarf
     libsoup
     libxml2
+    libyaml
     ostree
   ];