diff --git a/src/cppstddb/date_parse.h b/src/cppstddb/date_parse.h
index 5dbaa90..cd01e41 100644
--- a/src/cppstddb/date_parse.h
+++ b/src/cppstddb/date_parse.h
@@ -5,6 +5,7 @@
 
 #include <ctype.h>
 #include <cassert>
+#include <cstring>
 
 namespace cppstddb {
     namespace impl {
diff --git a/src/cppstddb/test_suite.h b/src/cppstddb/test_suite.h
index 8c81c65..dd115f0 100644
--- a/src/cppstddb/test_suite.h
+++ b/src/cppstddb/test_suite.h
@@ -5,6 +5,7 @@
 #include <ostream>
 #include <stdexcept>
 #include <numeric>
+#include <algorithm>
 
 /*
    A really basic test framework & content to start with,