diff --git a/libraries/AP_Baro/AP_Baro_ICP101XX.cpp b/libraries/AP_Baro/AP_Baro_ICP101XX.cpp
index 706196f3967af..487214ccb3024 100644
--- a/libraries/AP_Baro/AP_Baro_ICP101XX.cpp
+++ b/libraries/AP_Baro/AP_Baro_ICP101XX.cpp
@@ -109,7 +109,7 @@ bool AP_Baro_ICP101XX::init()
     
     dev->get_semaphore()->give();
 
-    dev->register_periodic_callback(measure_interval/2, FUNCTOR_BIND_MEMBER(&AP_Baro_ICP101XX::timer, void));
+    dev->register_periodic_callback(measure_interval, FUNCTOR_BIND_MEMBER(&AP_Baro_ICP101XX::timer, void));
 
     return true;
 
@@ -312,4 +312,4 @@ void AP_Baro_ICP101XX::update()
     }
 }
 
-#endif  // AP_BARO_ICP101XX_ENABLED
\ No newline at end of file
+#endif  // AP_BARO_ICP101XX_ENABLED