diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3704ad3..c343c21 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 # Changelog
 
-## Development Build: v2.5.0-rc4:dev71
+## Development Build: v2.5.0-rc4+dev75
+- define msgids via topicids
+- See <https://github.com/nasa/to_lab/pull/176>
+
+## Development Build: v2.5.0-rc4+dev71
 - Add timeout and packet limit on sending telemetry
 - See <https://github.com/nasa/to_lab/pull/173>
 
diff --git a/fsw/src/to_lab_version.h b/fsw/src/to_lab_version.h
index 5489591..c7469c8 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 71 /*!< Development Build: Number of commits since baseline */
+#define TO_LAB_BUILD_NUMBER 75 /*!< Development Build: Number of commits since baseline */
 #define TO_LAB_BUILD_BASELINE \
     "v2.5.0-rc4" /*!< Development Build: git tag that is the base for the current development */