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-rw-r--r--lib/escape.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/escape.h b/lib/escape.h
index 1ec5c7ddd..cda6a65a2 100644
--- a/lib/escape.h
+++ b/lib/escape.h
@@ -26,7 +26,7 @@
/* Escape and unescape URL encoding in strings. The functions return a new
* allocated string or NULL if an error occurred. */
-char *curl_escape(char *string, int length);
-char *curl_unescape(char *string, int length);
+char *curl_escape(const char *string, int length);
+char *curl_unescape(const char *string, int length);
#endif