diff --git a/src/nhttpd/yhttpd_mods/Makefile.am b/src/nhttpd/yhttpd_mods/Makefile.am
index 2e748d983..da5ad96c4 100644
--- a/src/nhttpd/yhttpd_mods/Makefile.am
+++ b/src/nhttpd/yhttpd_mods/Makefile.am
@@ -10,7 +10,7 @@ AM_CPPFLAGS = \
 	-I$(top_srcdir)/lib/libconfigfile \
 	@FREETYPE_CFLAGS@ 
 
-AM_CPPFLAGS += -fno-rtti -fno-exceptions -D_FILE_OFFSET_BITS=64
+AM_CPPFLAGS += -fno-rtti -fno-exceptions -D_FILE_OFFSET_BITS=64 -D__STDC_FORMAT_MACROS
 
 noinst_LIBRARIES = libyhttpdmods.a
 
diff --git a/src/nhttpd/yhttpd_mods/mod_sendfile.cpp b/src/nhttpd/yhttpd_mods/mod_sendfile.cpp
index 4807370b0..1d0014665 100644
--- a/src/nhttpd/yhttpd_mods/mod_sendfile.cpp
+++ b/src/nhttpd/yhttpd_mods/mod_sendfile.cpp
@@ -46,6 +46,7 @@
 #include <pthread.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <inttypes.h>
 #include <system/helpers.h>
 // yhttpd
 #include <yconfig.h>
@@ -118,8 +119,8 @@ THandleStatus CmodSendfile::Hook_PrepareResponse(CyhookHandler *hh) {
 				hh->RangeEnd = hh->ContentLength - 1;
 				const char *range = (hh->HeaderList["Range"] == "") ? NULL : hh->HeaderList["Range"].c_str();
 				if ((range &&
-				     (2 != sscanf(range, "bytes=%lld-%lld", &hh->RangeStart, &hh->RangeEnd)) &&
-				     (1 != sscanf(range, "bytes=%lld-", &hh->RangeStart)))
+				     (2 != sscanf(range, "bytes=%" PRId64 "-%" PRId64, &hh->RangeStart, &hh->RangeEnd)) &&
+				     (1 != sscanf(range, "bytes=%" PRId64 "-", &hh->RangeStart)))
 				 || (hh->RangeStart > hh->RangeEnd)
 				 || (hh->RangeEnd > hh->ContentLength - 1)) {
 					hh->SetError(HTTP_REQUEST_RANGE_NOT_SATISFIABLE);