2 files changed, 2 insertions, 2 deletions
diff --git a/src/pacman/callback.c b/src/pacman/callback.c
index f1e71bb4..a80172b2 100644
--- a/src/pacman/callback.c
+++ b/src/pacman/callback.c
@@ -669,7 +669,7 @@ void cb_dl_progress(const char *filename, off_t file_xfered, off_t file_total)
 }
 
 /* Callback to handle notifications from the library */
-void cb_log(pmloglevel_t level, char *fmt, va_list args)
+void cb_log(pmloglevel_t level, const char *fmt, va_list args)
 {
 	if(!fmt || strlen(fmt) == 0) {
 		return;
diff --git a/src/pacman/callback.h b/src/pacman/callback.h
index f5bf1c1d..1109a3b2 100644
--- a/src/pacman/callback.h
+++ b/src/pacman/callback.h
@@ -41,7 +41,7 @@ void cb_dl_total(off_t total);
 void cb_dl_progress(const char *filename, off_t file_xfered, off_t file_total);
 
 /* callback to handle messages/notifications from pacman library */
-void cb_log(pmloglevel_t level, char *fmt, va_list args);
+void cb_log(pmloglevel_t level, const char *fmt, va_list args);
 
 #endif /* _PM_CALLBACK_H */