diff --git a/kded/engine/backends/cryfs/cryfsbackend.cpp b/kded/engine/backends/cryfs/cryfsbackend.cpp
index 58a6929..7212980 100644
--- a/kded/engine/backends/cryfs/cryfsbackend.cpp
+++ b/kded/engine/backends/cryfs/cryfsbackend.cpp
@@ -241,7 +241,7 @@ QProcess *CryFsBackend::cryfs(const QStringList &arguments) const
     auto config = KSharedConfig::openConfig(PLASMAVAULT_CONFIG_FILE);
     KConfigGroup backendConfig(config, "CryfsBackend");
 
-    return process("cryfs",
+    return process(NIXPKGS_CRYFS,
                    arguments + backendConfig.readEntry("extraMountOptions", QStringList{}),
                    { { "CRYFS_FRONTEND", "noninteractive" } });
 }