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-rw-r--r--echo.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/echo.c b/echo.c
index 1ca3734..31c0315 100644
--- a/echo.c
+++ b/echo.c
@@ -81,7 +81,7 @@ echo_main(int argc, char** argv)
just_echo:
while (argc > 0) {
- char *arg = argv[0];
+ const char *arg = argv[0];
register int c;
while ((c = *arg++)) {