diff --git a/include/llmr/util/image.hpp b/include/llmr/util/image.hpp
index d38567041..dccc18589 100644
--- a/include/llmr/util/image.hpp
+++ b/include/llmr/util/image.hpp
@@ -2,6 +2,8 @@
 #define LLMR_UTIL_IMAGE
 
 #include <string>
+#include <cstring>
+#include <stdexcept>
 
 namespace llmr {
 namespace util {