diff --git a/rehlds/engine/pr_cmds.cpp b/rehlds/engine/pr_cmds.cpp
index cd1d34f..767ec59 100644
--- a/rehlds/engine/pr_cmds.cpp
+++ b/rehlds/engine/pr_cmds.cpp
@@ -2850,7 +2850,7 @@ int hudCheckParm(char *parm, char **ppnext)
 }
 
 /* <7afa4> ../engine/pr_cmds.c:3532 */
-int EngCheckParm(const char *pchCmdLineToken, char **pchNextVal)
+int EXT_FUNC EngCheckParm(const char *pchCmdLineToken, char **pchNextVal)
 {
 	return hudCheckParm((char*)pchCmdLineToken, pchNextVal);
 }
diff --git a/rehlds/engine/sys_dll.cpp b/rehlds/engine/sys_dll.cpp
index 8ca5c54..7f2dffd 100644
--- a/rehlds/engine/sys_dll.cpp
+++ b/rehlds/engine/sys_dll.cpp
@@ -196,7 +196,8 @@ enginefuncs_t g_engfuncsExportedToDlls = {
 	ProcessTutorMessageDecayBuffer,
 	ConstructTutorMessageDecayBuffer,
 	ResetTutorMessageDecayData,
-	QueryClientCvarValue, QueryClientCvarValue2
+	QueryClientCvarValue, QueryClientCvarValue2,
+	EngCheckParm
 };
 
 #else //HOOK_ENGINE