diff --git a/scheduler/env.c b/scheduler/env.c
index 6e738c6..b745fb4 100644
--- a/scheduler/env.c
+++ b/scheduler/env.c
@@ -220,7 +220,19 @@ cupsdUpdateEnv(void)
       cupsdSetEnvf("PATH", "%s/filter:%s", ServerBin, path);
     else
 #endif /* CUPS_SNAP */
+#ifdef UNI_PRINT_DRIVER_BINDIR
+    if (access(UNI_PRINT_DRIVER_BINDIR, 0)) {
+      cupsdSetEnvf("PATH", "%s/filter:" CUPS_BINDIR ":" CUPS_SBINDIR ":/bin:/usr/bin", ServerBin);
+      set_if_undefined("BSUNI_GHOSTSCRIPT", "false");
+    } else {
+      cupsdSetEnvf("PATH", "%s/filter:" UNI_PRINT_DRIVER_BINDIR ":" CUPS_BINDIR ":" CUPS_SBINDIR ":/bin:/usr/bin",
+        ServerBin);
+      set_if_undefined("BSUNI_GHOSTSCRIPT", "true");
+    }
+#else
     cupsdSetEnvf("PATH", "%s/filter:" CUPS_BINDIR ":" CUPS_SBINDIR ":/bin:/usr/bin", ServerBin);
+    set_if_undefined("BSUNI_GHOSTSCRIPT", "false");
+#endif
   }
   set_if_undefined("SERVER_ADMIN", ServerAdmin);
   set_if_undefined("SHLIB_PATH", NULL);