diff --git a/tests/test-encode-decode-forwarding-entry.cpp b/tests/test-encode-decode-forwarding-entry.cpp
index a9967c4..fe34c04 100644
--- a/tests/test-encode-decode-forwarding-entry.cpp
+++ b/tests/test-encode-decode-forwarding-entry.cpp
@@ -15,7 +15,7 @@
 using namespace std;
 using namespace ndn;
 
-unsigned char Interest1[] = {
+uint8_t Interest1[] = {
 0x01, 0xd2, 0xf2, 0xfa, 0xa5, 0x6e, 0x64, 0x6e, 0x78, 0x00, 0xfa, 0x02, 0x85, 0xe0, 0xa0, 0x1e, 0x09, 0x39, 0x68,
 0xf9, 0x74, 0x0c, 0xe7, 0xf4, 0x36, 0x1b, 0xab, 0xf5, 0xbb, 0x05, 0xa4, 0xe5, 0x5a, 0xac, 0xa5, 0xe5, 0x8f, 0x73,
 0xed, 0xde, 0xb8, 0xe0, 0x13, 0xaa, 0x8f, 0x00, 0xfa, 0xcd, 0x70, 0x72, 0x65, 0x66, 0x69, 0x78, 0x72, 0x65, 0x67,
@@ -58,7 +58,7 @@
 1
 };
 
-static inline string toString(const vector<unsigned char>& v)
+static inline string toString(const vector<uint8_t>& v)
 {
   if (!&v)
     return "";