diff --git a/src/config.sh b/src/config.sh
index d2533cb7..ade67642 100644
--- a/src/config.sh
+++ b/src/config.sh
@@ -6,7 +6,7 @@ EXIT_BAD_ARGS="1"
 EXIT_BAD_INPUT_FILE="2"
 EXIT_MISSING_DEPENDENCY="3"
 EXIT_INVALID_OUPUT_PDFA="4"
-EXIT_OTHER_ERROR="5"
+EXIT_OTHER_ERROR="15"
 
 # possible log levels
 LOG_ERR="0"				# only error messages