diff --git a/libi2pd/NTCP2.cpp b/libi2pd/NTCP2.cpp
index d182e4a9..6d8814b4 100644
--- a/libi2pd/NTCP2.cpp
+++ b/libi2pd/NTCP2.cpp
@@ -270,7 +270,7 @@ namespace transport
 				uint32_t tsA = bufbe32toh (options + 8); 	
 				if (tsA < ts - NTCP2_CLOCK_SKEW || tsA > ts + NTCP2_CLOCK_SKEW)
 				{
-					LogPrint (eLogWarning, "NTCP2: SessionRequest time difference ", ts - tsA, " exceeds clock skew");
+					LogPrint (eLogWarning, "NTCP2: SessionRequest time difference ", (int)(ts - tsA), " exceeds clock skew");
 					return false;
 				}
 			}
@@ -311,7 +311,7 @@ namespace transport
 			uint32_t tsB = bufbe32toh (payload + 8); 	
 			if (tsB < ts - NTCP2_CLOCK_SKEW || tsB > ts + NTCP2_CLOCK_SKEW)
 			{
-				LogPrint (eLogWarning, "NTCP2: SessionCreated time difference ", ts - tsB, " exceeds clock skew");
+				LogPrint (eLogWarning, "NTCP2: SessionCreated time difference ", (int)(ts - tsB), " exceeds clock skew");
 				return false;
 			}
 		}
diff --git a/libi2pd/NTCPSession.cpp b/libi2pd/NTCPSession.cpp
index caddd110..e9de08e2 100644
--- a/libi2pd/NTCPSession.cpp
+++ b/libi2pd/NTCPSession.cpp
@@ -402,7 +402,7 @@ namespace transport
 		uint32_t tsA1 = be32toh (tsA);
 		if (tsA1 < ts - NTCP_CLOCK_SKEW || tsA1 > ts + NTCP_CLOCK_SKEW)
 		{
-			LogPrint (eLogError, "NTCP: Phase3 time difference ", ts - tsA1, " exceeds clock skew");
+			LogPrint (eLogError, "NTCP: Phase3 time difference ", (int)(ts - tsA1), " exceeds clock skew");
 			Terminate ();
 			return;
 		}
@@ -485,7 +485,7 @@ namespace transport
 			auto ts = i2p::util::GetSecondsSinceEpoch ();
 			if (tsB < ts - NTCP_CLOCK_SKEW || tsB > ts + NTCP_CLOCK_SKEW)
 			{
-				LogPrint (eLogError, "NTCP: Phase4 time difference ", ts - tsB, " exceeds clock skew");
+				LogPrint (eLogError, "NTCP: Phase4 time difference ", (int)(ts - tsB), " exceeds clock skew");
 				Terminate ();
 				return;
 			}