diff -urNp a/converter/other/pstopnm.c b/converter/other/pstopnm.c
--- a/converter/other/pstopnm.c	2025-02-04 10:47:27.857451432 +0100
+++ b/converter/other/pstopnm.c	2025-02-04 10:55:56.430470597 +0100
@@ -896,11 +896,11 @@ execGhostscript(int               const
                    ghostscriptProg, arg0,
                    deviceopt, outfileopt, gopt, ropt, textalphabitsopt,
                    "-q", "-dNOPAUSE",
-                   "-dSAFER", "-");
+                   "-dPARANOIDSAFER", "-");
     }
 
     execl(ghostscriptProg, arg0, deviceopt, outfileopt, gopt, ropt,
-          textalphabitsopt, "-q", "-dNOPAUSE", "-dSAFER", "-", NULL);
+          "-q", "-dNOPAUSE", "-dPARANOIDSAFER", "-", NULL);
 
     pm_error("execl() of Ghostscript ('%s') failed, errno=%d (%s)",
              ghostscriptProg, errno, strerror(errno));