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-rw-r--r--src/encrypt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/encrypt.c b/src/encrypt.c
index 628079297..29a63e54e 100644
--- a/src/encrypt.c
+++ b/src/encrypt.c
@@ -50,7 +50,7 @@ int enc_encrypt_in_place(std::string &buf)
* allow decryption, and -1 if another failure occurred (e.g. destination
* buffer too small).
**/
-int enc_decrypt(std::string &src, std::string &dest)
+int enc_decrypt(const std::string &src, std::string &dest)
{
size_t pos = src.find(":");
if (pos == std::string::npos)