diff --git a/app/CMakeLists.txt b/app/CMakeLists.txt
index d4c2af8a8c..0363d7dcab 100644
--- a/app/CMakeLists.txt
+++ b/app/CMakeLists.txt
@@ -29,6 +29,14 @@ if(FAST_BUILD)
 
     target_link_libraries(highs-bin highs)
 
+    if(APPLE)
+        set_target_properties(highs-bin PROPERTIES INSTALL_RPATH 
+        "@loader_path/../${CMAKE_INSTALL_LIBDIR};@loader_path")
+    elseif (UNIX)
+        set_target_properties(highs-bin PROPERTIES INSTALL_RPATH 
+        "$ORIGIN:$ORIGIN/../${CMAKE_INSTALL_LIBDIR}")
+    endif()
+
     # install the binary
     install(TARGETS highs-bin EXPORT highs-targets
       RUNTIME)
diff --git a/src/lp_data/HighsCallbackStruct.h b/src/lp_data/HighsCallbackStruct.h
index 5ed434f7e3..4553707f61 100644
--- a/src/lp_data/HighsCallbackStruct.h
+++ b/src/lp_data/HighsCallbackStruct.h
@@ -1,4 +1,3 @@
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 /*                                                                       */
 /*    This file is part of the HiGHS linear optimization suite           */
 /*                                                                       */
@@ -20,6 +19,10 @@
 extern "C" {
 #endif
 
+/**
+ * Struct to handle callback output data
+ *
+ */
 typedef struct {
   int log_type;  // cast of HighsLogType
   double running_time;