diff --git a/src/AsyncSocket.h b/src/AsyncSocket.h
index 743f406..1511419 100644
--- a/src/AsyncSocket.h
+++ b/src/AsyncSocket.h
@@ -24,6 +24,10 @@
  * to unsigned length for everything to/from uSockets - this would however remove the opportunity
  * to signal error with -1 (which is how the entire UNIX syscalling is built). */
 
+#include <cstring>
+
+#include "libusockets.h"
+
 #include "LoopData.h"
 #include "AsyncSocketData.h"
 
diff --git a/src/HttpResponse.h b/src/HttpResponse.h
index 861fac5..fa7a88e 100644
--- a/src/HttpResponse.h
+++ b/src/HttpResponse.h
@@ -22,6 +22,7 @@
 
 #include "AsyncSocket.h"
 #include "HttpResponseData.h"
+#include "HttpContext.h"
 #include "HttpContextData.h"
 #include "Utilities.h"
 
diff --git a/src/PerMessageDeflate.h b/src/PerMessageDeflate.h
index b6ee0be..2cc5367 100644
--- a/src/PerMessageDeflate.h
+++ b/src/PerMessageDeflate.h
@@ -20,6 +20,8 @@
 #ifndef UWS_PERMESSAGEDEFLATE_H
 #define UWS_PERMESSAGEDEFLATE_H
 
+#include <cstdint>
+
 /* We always define these options no matter if ZLIB is enabled or not */
 namespace uWS {
     /* Compressor mode is HIGH8(windowBits), LOW8(memLevel) */
diff --git a/src/WebSocketContextData.h b/src/WebSocketContextData.h
index 4cac0da..d0da1d9 100644
--- a/src/WebSocketContextData.h
+++ b/src/WebSocketContextData.h
@@ -18,6 +18,9 @@
 #ifndef UWS_WEBSOCKETCONTEXTDATA_H
 #define UWS_WEBSOCKETCONTEXTDATA_H
 
+#include "Loop.h"
+#include "AsyncSocket.h"
+
 #include "MoveOnlyFunction.h"
 #include <string_view>
 #include <vector>
diff --git a/src/WebSocketProtocol.h b/src/WebSocketProtocol.h
index db282e4..0d8790f 100644
--- a/src/WebSocketProtocol.h
+++ b/src/WebSocketProtocol.h
@@ -18,6 +18,8 @@
 #ifndef UWS_WEBSOCKETPROTOCOL_H
 #define UWS_WEBSOCKETPROTOCOL_H
 
+#include <libusockets.h>
+
 #include <cstdint>
 #include <cstring>
 #include <cstdlib>