diff --git a/src/gromacs/awh/biasparams.cpp b/src/gromacs/awh/biasparams.cpp
index f4db497..87e0a40 100644
--- a/src/gromacs/awh/biasparams.cpp
+++ b/src/gromacs/awh/biasparams.cpp
@@ -47,6 +47,7 @@
#include "biasparams.h"
#include <cmath>
+#include <limits>
#include <algorithm>
diff --git a/src/gromacs/mdrun/minimize.cpp b/src/gromacs/mdrun/minimize.cpp
index 8550271..d259b66 100644
--- a/src/gromacs/mdrun/minimize.cpp
+++ b/src/gromacs/mdrun/minimize.cpp
@@ -49,6 +49,7 @@
#include <cmath>
#include <cstring>
#include <ctime>
+#include <limits>
#include <algorithm>
#include <vector>