diff --git a/CHANGELOG.md b/CHANGELOG.md
index 42fc8f1..394831e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## Development Build: equuleus-rc1+dev42
+- Add an event for ResetCountersCmd
+- See <https://github.com/nasa/to_lab/pull/191>
+
 ## Development Build: equuleus-rc1+dev38
 - updating to_lab to use new versioning system
 - See <https://github.com/nasa/to_lab/pull/186>
diff --git a/fsw/src/to_lab_version.h b/fsw/src/to_lab_version.h
index e4ff0b2..3f9d4b9 100644
--- a/fsw/src/to_lab_version.h
+++ b/fsw/src/to_lab_version.h
@@ -24,7 +24,7 @@
 #define TO_LAB_VERSION_H
 
 /* Development Build Macro Definitions */
-#define TO_LAB_BUILD_NUMBER     38 /*!< Development Build: Number of commits since baseline */
+#define TO_LAB_BUILD_NUMBER     42 /*!< Development Build: Number of commits since baseline */
 #define TO_LAB_BUILD_BASELINE   "equuleus-rc1" /*!< Development Build: git tag that is the base for the current development */
 #define TO_LAB_BUILD_DEV_CYCLE  "equuleus-rc2" /**< @brief Development: Release name for current development cycle */
 #define TO_LAB_BUILD_CODENAME   "Equuleus" /**< @brief: Development: Code name for the current build */