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-rw-r--r--converter/pgm/sbigtopgm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/converter/pgm/sbigtopgm.c b/converter/pgm/sbigtopgm.c
index 0a6ba268..2e8b4586 100644
--- a/converter/pgm/sbigtopgm.c
+++ b/converter/pgm/sbigtopgm.c
@@ -55,6 +55,7 @@ parseCommandLine(int argc, const char ** argv,
     MALLOCARRAY_NOFAIL(option_def, 100);
     
     option_def_index = 0;   /* incremented by OPTENT3 */
+    OPTENTINIT;
 
     opt.opt_table     = option_def;
     opt.short_allowed = FALSE; /* We have no short (old-fashioned) options */