diff --git a/src/ripple/beast/core/SemanticVersion.cpp b/src/ripple/beast/core/SemanticVersion.cpp
index 898f020106a..4a0c9ea0df5 100644
--- a/src/ripple/beast/core/SemanticVersion.cpp
+++ b/src/ripple/beast/core/SemanticVersion.cpp
@@ -17,6 +17,7 @@
 */
 //==============================================================================
 
+#include <ripple/beast/core/SemanticVersion.h>
 #include <ripple/beast/core/LexicalCast.h>
 
 #include <algorithm>
diff --git a/src/ripple/beast/core/SystemStats.cpp b/src/ripple/beast/core/SystemStats.cpp
index 74caa79f7a7..69bc15d3284 100644
--- a/src/ripple/beast/core/SystemStats.cpp
+++ b/src/ripple/beast/core/SystemStats.cpp
@@ -21,6 +21,8 @@
 */
 //==============================================================================
 
+#include <ripple/beast/core/SystemStats.h>
+
 #include <cstdlib>
 #include <iterator>
 #include <memory>
diff --git a/src/ripple/beast/hash/siphash.h b/src/ripple/beast/hash/siphash.h
index e4a4b363fbf..a87803d2d43 100644
--- a/src/ripple/beast/hash/siphash.h
+++ b/src/ripple/beast/hash/siphash.h
@@ -21,6 +21,8 @@
 #ifndef BEAST_HASH_SIPHASH_H_INCLUDED
 #define BEAST_HASH_SIPHASH_H_INCLUDED
 
+#include <ripple/beast/hash/endian.h>
+
 #include <cstddef>
 #include <cstdint>
 
diff --git a/src/ripple/resource/impl/Import.h b/src/ripple/resource/impl/Import.h
index 6b6d22fa639..c25aa906f79 100644
--- a/src/ripple/resource/impl/Import.h
+++ b/src/ripple/resource/impl/Import.h
@@ -20,6 +20,7 @@
 #ifndef RIPPLE_RESOURCE_IMPORT_H_INCLUDED
 #define RIPPLE_RESOURCE_IMPORT_H_INCLUDED
 
+#include <ripple/resource/impl/Entry.h>
 #include <ripple/resource/Consumer.h>
 
 namespace ripple {