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-rw-r--r--src/common/strlib.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/common/strlib.c b/src/common/strlib.c
index 9cac2ca4f..977dc8306 100644
--- a/src/common/strlib.c
+++ b/src/common/strlib.c
@@ -114,7 +114,7 @@ int remove_control_chars(char* str)
int change = 0;
for(i = 0; str[i]; i++) {
- if (str[i] < 32) {
+ if (ISCNTRL(str[i])) {
str[i] = '_';
change = 1;
}