diff --git a/ipmitool/lib/ipmi_chassis.c b/ipmitool/lib/ipmi_chassis.c
index 94124d3..8300363 100644
--- a/ipmitool/lib/ipmi_chassis.c
+++ b/ipmitool/lib/ipmi_chassis.c
@@ -35,6 +35,10 @@
 #include <stdio.h>
 #include <time.h>
 
+#if WORDS_BIGENDIAN
+# include <ipmitool/bswap.h>
+#endif
+
 #include <ipmitool/helper.h>
 #include <ipmitool/ipmi.h>
 #include <ipmitool/log.h>
diff --git a/ipmitool/lib/ipmi_pef.c b/ipmitool/lib/ipmi_pef.c
index c8a8919..2991da0 100644
--- a/ipmitool/lib/ipmi_pef.c
+++ b/ipmitool/lib/ipmi_pef.c
@@ -34,6 +34,10 @@
 #include <math.h>
 #include <time.h>
 
+#if WORDS_BIGENDIAN
+# include <ipmitool/bswap.h>
+#endif
+
 #include <ipmitool/helper.h>
 #include <ipmitool/log.h>
 #include <ipmitool/ipmi.h>