diff --git a/typesFImdlp.h b/typesFImdlp.h
index 43e5842..4a175cd 100644
--- a/typesFImdlp.h
+++ b/typesFImdlp.h
@@ -2,6 +2,7 @@
 #define TYPES_H
 #include <vector>
 #include <map>
+#include <stdexcept>
 
 using namespace std;
 namespace mdlp {
@@ -13,4 +14,4 @@ namespace mdlp {
     typedef map<tuple<int, int>, precision_t> cacheEnt_t;
     typedef map<tuple<int, int, int>, precision_t> cacheIg_t;
 }
-#endif
\ No newline at end of file
+#endif