diff --git a/README.md b/README.md
index 962f38a..4baeb03 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,11 @@ To change the list of packets that sch_lab sends out, edit the schedule table lo
 
 ## Version History
 
+### Development Build: v2.5.0-rc4+dev16
+
+- Apply header guard standard
+- See <https://github.com/nasa/cFS/pull/432>
+
 ### Development Build: v2.5.0-rc4+dev13
 
 - Add option to configure base tick rate
diff --git a/fsw/src/sch_lab_version.h b/fsw/src/sch_lab_version.h
index 6dd5005..6e08739 100644
--- a/fsw/src/sch_lab_version.h
+++ b/fsw/src/sch_lab_version.h
@@ -28,7 +28,7 @@
  */
 
 /* Development Build Macro Definitions */
-#define SCH_LAB_BUILD_NUMBER 13 /*!< Development Build: Number of commits since baseline */
+#define SCH_LAB_BUILD_NUMBER 16 /*!< Development Build: Number of commits since baseline */
 #define SCH_LAB_BUILD_BASELINE \
     "v2.5.0-rc4" /*!< Development Build: git tag that is the base for the current development */