diff --git a/src/interfaces/ecpg/pgtypeslib/timestamp.c b/src/interfaces/ecpg/pgtypeslib/timestamp.c
index 5b7928b182..ad40a2903c 100644
--- a/src/interfaces/ecpg/pgtypeslib/timestamp.c
+++ b/src/interfaces/ecpg/pgtypeslib/timestamp.c
@@ -1,6 +1,8 @@
 #include "postgres_fe.h"
+
 #include <time.h>
 #include <float.h>
+#include <limits.h>
 #include <math.h>
 
 #ifdef __FAST_MATH__