diff --git a/README.md b/README.md
index bd13c14..a0b1855 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,12 @@ sample_app is an example for how to build and link an application in cFS. See al
 
 ## Version History
 
+### Development Build: 1.2.0-rc1+dev48
+
+- Fix #126, simplify build to use wrappers and interface libs
+- Fix #128, Add Testing Tools to the Security Policy
+- See <https://github.com/nasa/sample_app/pull/130>
+
 ### Development Build: 1.2.0-rc1+dev37
 
 - Documentation: Add `Security.md` with instructions on reporting vulnerabilities
diff --git a/fsw/src/sample_app_version.h b/fsw/src/sample_app_version.h
index e788960..6643d33 100644
--- a/fsw/src/sample_app_version.h
+++ b/fsw/src/sample_app_version.h
@@ -32,7 +32,7 @@
 
 /* Development Build Macro Definitions */
 
-#define SAMPLE_APP_BUILD_NUMBER 37 /*!< Development Build: Number of commits since baseline */
+#define SAMPLE_APP_BUILD_NUMBER 48 /*!< Development Build: Number of commits since baseline */
 #define SAMPLE_APP_BUILD_BASELINE \
     "v1.2.0-rc1" /*!< Development Build: git tag that is the base for the current development */