diff --git a/src/d_net.cpp b/src/d_net.cpp
index 6253d98e91..c43ae158b0 100644
--- a/src/d_net.cpp
+++ b/src/d_net.cpp
@@ -259,7 +259,7 @@ static struct TicSpecial
 		streamoffs = 0;
 	}
 
-	TicSpecial &operator << (int8_t it)
+	TicSpecial &operator << (uint8_t it)
 	{
 		if (streamptr)
 		{
@@ -2067,7 +2067,7 @@ void Net_NewMakeTic (void)
 	specials.NewMakeTic ();
 }
 
-void Net_WriteInt8 (int8_t it)
+void Net_WriteInt8 (uint8_t it)
 {
 	specials << it;
 }
diff --git a/src/d_net.h b/src/d_net.h
index 54b6c74417..f0c1606838 100644
--- a/src/d_net.h
+++ b/src/d_net.h
@@ -64,7 +64,7 @@ void Net_CheckLastReceived(int);
 
 // [RH] Functions for making and using special "ticcmds"
 void Net_NewMakeTic ();
-void Net_WriteInt8 (int8_t);
+void Net_WriteInt8 (uint8_t);
 void Net_WriteInt16 (int16_t);
 void Net_WriteInt32 (int32_t);
 void Net_WriteInt64(int64_t);
diff --git a/src/d_protocol.cpp b/src/d_protocol.cpp
index 7efdd25732..ec1750a12e 100644
--- a/src/d_protocol.cpp
+++ b/src/d_protocol.cpp
@@ -55,9 +55,9 @@ const char *ReadStringConst(uint8_t **stream)
 	return string;
 }
 
-int8_t ReadInt8 (uint8_t **stream)
+uint8_t ReadInt8 (uint8_t **stream)
 {
-	int8_t v = **stream;
+	uint8_t v = **stream;
 	*stream += 1;
 	return v;
 }
@@ -119,7 +119,7 @@ void WriteString (const char *string, uint8_t **stream)
 }
 
 
-void WriteInt8 (int8_t v, uint8_t **stream)
+void WriteInt8 (uint8_t v, uint8_t **stream)
 {
 	**stream = v;
 	*stream += 1;
diff --git a/src/d_protocol.h b/src/d_protocol.h
index c619e6da5a..33fa109660 100644
--- a/src/d_protocol.h
+++ b/src/d_protocol.h
@@ -247,7 +247,7 @@ int SkipTicCmd (uint8_t **stream, int count);
 void ReadTicCmd (uint8_t **stream, int player, int tic);
 void RunNetSpecs (int player, int buf);
 
-int8_t ReadInt8 (uint8_t **stream);
+uint8_t ReadInt8 (uint8_t **stream);
 int16_t ReadInt16 (uint8_t **stream);
 int32_t ReadInt32 (uint8_t **stream);
 int64_t ReadInt64(uint8_t** stream);
@@ -255,7 +255,7 @@ float ReadFloat (uint8_t **stream);
 double ReadDouble(uint8_t** stream);
 char *ReadString (uint8_t **stream);
 const char *ReadStringConst(uint8_t **stream);
-void WriteInt8 (int8_t val, uint8_t **stream);
+void WriteInt8 (uint8_t val, uint8_t **stream);
 void WriteInt16 (int16_t val, uint8_t **stream);
 void WriteInt32 (int32_t val, uint8_t **stream);
 void WriteInt64(int64_t val, uint8_t** stream);