diff --git a/opal/mca/timer/altix/timer_altix.h b/opal/mca/timer/altix/timer_altix.h
index 45243401f6..1ed990999d 100644
--- a/opal/mca/timer/altix/timer_altix.h
+++ b/opal/mca/timer/altix/timer_altix.h
@@ -19,7 +19,7 @@
 #ifndef OPAL_MCA_TIMER_ALTIX_TIMER_ALTIX_H
 #define OPAL_MCA_TIMER_ALTIX_TIMER_ALTIX_H
 
-#include <opal/include/sys/timer.h>
+#include <opal/sys/timer.h>
 
 extern opal_timer_t opal_timer_altix_freq;
 extern opal_timer_t opal_timer_altix_usec_conv;
diff --git a/opal/mca/timer/windows/timer_windows.h b/opal/mca/timer/windows/timer_windows.h
index 00987a7ef9..b6d8d1d596 100644
--- a/opal/mca/timer/windows/timer_windows.h
+++ b/opal/mca/timer/windows/timer_windows.h
@@ -21,7 +21,7 @@
 
 #include "windows.h"
 
-#include <opal/include/sys/timer.h>
+#include <opal/sys/timer.h>
 
 OMPI_DECLSPEC opal_timer_t opal_timer_windows_freq;