diff --git a/sourcemm/Makefile b/sourcemm/Makefile
index 87a088a..cc35ec9 100644
--- a/sourcemm/Makefile
+++ b/sourcemm/Makefile
@@ -30,7 +30,7 @@ else
 	CFLAGS = $(OPT_FLAGS)
 endif
 
-CFLAGS += -fpermissive -D_LINUX -DNDEBUG -Dstricmp=strcasecmp -D_stricmp=strcasecmp -D_strnicmp=strncasecmp -Dstrnicmp=strncasecmp -D_snprintf=snprintf -D_vsnprintf=vsnprintf -D_alloca=alloca -Dstrcmpi=strcasecmp -fPIC
+CFLAGS += -fpermissive -D_LINUX -DNDEBUG -Dstricmp=strcasecmp -D_stricmp=strcasecmp -D_strnicmp=strncasecmp -Dstrnicmp=strncasecmp -D_snprintf=snprintf -D_vsnprintf=vsnprintf -D_alloca=alloca -Dstrcmpi=strcasecmp -fPIC -Wno-deprecated
 
 OBJ_LINUX := $(OBJECTS:%.cpp=$(BIN_DIR)/%.o)
 
diff --git a/sourcemm/concommands.h b/sourcemm/concommands.h
index 62c27bc..e80c021 100644
--- a/sourcemm/concommands.h
+++ b/sourcemm/concommands.h
@@ -16,6 +16,8 @@
  * @file concommands.h
  */
 
+#include <interface.h>
+#include <eiface.h>
 #include "sourcemm.h"
 #include <convar.h>
 
diff --git a/sourcemm/sourcemm.cpp b/sourcemm/sourcemm.cpp
index c4dd877..2e6e0ce 100644
--- a/sourcemm/sourcemm.cpp
+++ b/sourcemm/sourcemm.cpp
@@ -10,11 +10,13 @@
 * ============================
 */
 
-#include "sourcemm.h"
+#include <interface.h>
+#include <eiface.h>
 #include "CServerGameDLL.h"
 #include "CServerGameEnts.h"
 #include "CServerGameClients.h"
 #include "CHLTVDirector.h"
+#include "sourcemm.h"
 #include "concommands.h"
 #include "CSmmAPI.h"
 #include "util.h"