diff --git a/loudmouth/lm-blocking-resolver.c b/loudmouth/lm-blocking-resolver.c
index 8d0939c..570567b 100644
--- a/loudmouth/lm-blocking-resolver.c
+++ b/loudmouth/lm-blocking-resolver.c
@@ -29,6 +29,7 @@
 #include <arpa/nameser_compat.h>
 #endif
 
+#include <netinet/in.h>
 #include <arpa/nameser.h>
 #include <resolv.h>
 
diff --git a/loudmouth/lm-resolver.c b/loudmouth/lm-resolver.c
index bf5cd82..7a7dbfc 100644
--- a/loudmouth/lm-resolver.c
+++ b/loudmouth/lm-resolver.c
@@ -27,6 +27,7 @@
 #include <arpa/nameser_compat.h>
 #endif
 
+#include <netinet/in.h>
 #include <arpa/nameser.h>
 #include <resolv.h>