diff --git a/lib/fetch/common.c b/lib/fetch/common.c
index e3fc4faf..dde36826 100644
--- a/lib/fetch/common.c
+++ b/lib/fetch/common.c
@@ -69,6 +69,10 @@
 #include "fetch.h"
 #include "common.h"
 
+#ifdef __clang__
+#pragma clang diagnostic ignored "-Wformat-nonliteral"
+#endif
+
 /*** Local data **************************************************************/
 
 /*
diff --git a/lib/fetch/ftp.c b/lib/fetch/ftp.c
index 2fe99131..9426e432 100644
--- a/lib/fetch/ftp.c
+++ b/lib/fetch/ftp.c
@@ -93,6 +93,10 @@
 #include "common.h"
 #include "ftperr.h"
 
+#ifdef __clang__
+#pragma clang diagnostic ignored "-Wformat-nonliteral"
+#endif
+
 #define FTP_ANONYMOUS_USER	"anonymous"
 
 #define FTP_CONNECTION_ALREADY_OPEN	125
diff --git a/lib/fetch/http.c b/lib/fetch/http.c
index 684328ee..4b2b5583 100644
--- a/lib/fetch/http.c
+++ b/lib/fetch/http.c
@@ -102,6 +102,10 @@
 #include "common.h"
 #include "httperr.h"
 
+#ifdef __clang__
+#pragma clang diagnostic ignored "-Wformat-nonliteral"
+#endif
+
 /* Maximum number of redirects to follow */
 #define MAX_REDIRECT 5