diff --git a/subprojects/ncsid/src/ncsi_sockio.cpp b/subprojects/ncsid/src/ncsi_sockio.cpp
index 2158264..259386c 100644
--- a/subprojects/ncsid/src/ncsi_sockio.cpp
+++ b/subprojects/ncsid/src/ncsi_sockio.cpp
@@ -18,13 +18,14 @@
 #include "net_iface.h"
 
 #include <linux/filter.h>
+#include <linux/if.h>
+#include <linux/if_ether.h>
 #include <netinet/in.h>
 #include <poll.h>
 #include <sys/socket.h>
-#include <sys/types.h>
 
-#include <cstdio>
 #include <cstring>
+#include <iterator>
 
 namespace ncsi
 {
diff --git a/subprojects/ncsid/src/ncsi_sockio.h b/subprojects/ncsid/src/ncsi_sockio.h
index 09c610a..72cc473 100644
--- a/subprojects/ncsid/src/ncsi_sockio.h
+++ b/subprojects/ncsid/src/ncsi_sockio.h
@@ -19,10 +19,9 @@
 #include "net_iface.h"
 #include "net_sockio.h"
 
-#include <sys/socket.h>
+#include <linux/if_packet.h>
 
 #include <cstddef>
-#include <cstring>
 
 namespace ncsi
 {
diff --git a/subprojects/ncsid/src/net_iface.cpp b/subprojects/ncsid/src/net_iface.cpp
index 0a647b4..f3e0732 100644
--- a/subprojects/ncsid/src/net_iface.cpp
+++ b/subprojects/ncsid/src/net_iface.cpp
@@ -14,12 +14,12 @@
 
 #include "net_iface.h"
 
+#include <linux/if.h>
 #include <linux/if_packet.h>
-#include <net/ethernet.h>
+#include <sys/ioctl.h>
 #include <sys/socket.h>
 #include <unistd.h>
 
-#include <cstdio>
 #include <cstring>
 #include <stdexcept>
 
diff --git a/subprojects/ncsid/src/net_iface.h b/subprojects/ncsid/src/net_iface.h
index d44f23c..23bcb91 100644
--- a/subprojects/ncsid/src/net_iface.h
+++ b/subprojects/ncsid/src/net_iface.h
@@ -18,12 +18,8 @@
 
 #include <linux/if.h>
 #include <linux/if_packet.h>
-#include <net/ethernet.h>
-#include <netinet/in.h>
-#include <sys/ioctl.h>
 #include <sys/socket.h>
 
-#include <functional>
 #include <string>
 
 namespace net
diff --git a/subprojects/ncsid/src/normalize_ip.c b/subprojects/ncsid/src/normalize_ip.c
index 77783cc..aeada4f 100644
--- a/subprojects/ncsid/src/normalize_ip.c
+++ b/subprojects/ncsid/src/normalize_ip.c
@@ -15,7 +15,9 @@
  */
 
 #include <arpa/inet.h>
+#include <netinet/in.h>
 #include <stdio.h>
+#include <sys/socket.h>
 
 int main(int argc, char* argv[])
 {
diff --git a/subprojects/ncsid/src/normalize_mac.c b/subprojects/ncsid/src/normalize_mac.c
index 6c6aa6c..db92cd5 100644
--- a/subprojects/ncsid/src/normalize_mac.c
+++ b/subprojects/ncsid/src/normalize_mac.c
@@ -15,6 +15,7 @@
  */
 
 #include <inttypes.h>
+#include <linux/if_ether.h>
 #include <net/ethernet.h>
 #include <stdio.h>
 
diff --git a/subprojects/ncsid/src/platforms/nemora/portable/ncsi_client.c b/subprojects/ncsid/src/platforms/nemora/portable/ncsi_client.c
index 403f0a7..1ce7f5e 100644
--- a/subprojects/ncsid/src/platforms/nemora/portable/ncsi_client.c
+++ b/subprojects/ncsid/src/platforms/nemora/portable/ncsi_client.c
@@ -26,7 +26,7 @@
 #include <stdint.h>
 #include <string.h>
 
-#include <arpa/inet.h>
+#include <netinet/in.h>
 
 #include "platforms/nemora/portable/ncsi_client.h"
 
diff --git a/subprojects/ncsid/src/platforms/nemora/portable/ncsi_fsm.c b/subprojects/ncsid/src/platforms/nemora/portable/ncsi_fsm.c
index 11d34dd..5b5344c 100644
--- a/subprojects/ncsid/src/platforms/nemora/portable/ncsi_fsm.c
+++ b/subprojects/ncsid/src/platforms/nemora/portable/ncsi_fsm.c
@@ -16,7 +16,7 @@
 
 #include <string.h>
 
-#include <arpa/inet.h>
+#include <netinet/in.h>
 
 #include "platforms/nemora/portable/ncsi.h"
 #include "platforms/nemora/portable/ncsi_client.h"
diff --git a/subprojects/ncsid/src/platforms/nemora/portable/ncsi_fsm.h b/subprojects/ncsid/src/platforms/nemora/portable/ncsi_fsm.h
index de71345..350846d 100644
--- a/subprojects/ncsid/src/platforms/nemora/portable/ncsi_fsm.h
+++ b/subprojects/ncsid/src/platforms/nemora/portable/ncsi_fsm.h
@@ -20,6 +20,7 @@
 /* Nemora NC-SI (Finite) State Machine implementation */
 
 #include <stdint.h>
+#include <stdbool.h>
 
 #include "platforms/nemora/portable/ncsi.h"
 #include "platforms/nemora/portable/net_types.h"