diff --git a/Classification/examples/Classification/CMakeLists.txt b/Classification/examples/Classification/CMakeLists.txt
index 8a1f5256017..b5c479b8b22 100644
--- a/Classification/examples/Classification/CMakeLists.txt
+++ b/Classification/examples/Classification/CMakeLists.txt
@@ -83,7 +83,7 @@ find_package(Eigen3 3.1.0) #(requires 3.1.0 or greater)
 if (EIGEN3_FOUND)
   include( ${EIGEN3_USE_FILE} )
 else()
-  message(STATUS "NOTICE: Eigen not found, no example will be compiled.")
+  message(STATUS "NOTICE: Classification requires Eigen, which was not found. No example will be compiled.")
   return()
 endif()
 
@@ -92,7 +92,12 @@ if (Boost_SERIALIZATION_FOUND AND Boost_IOSTREAMS_FOUND)
     ${Boost_SERIALIZATION_LIBRARY}
     ${Boost_IOSTREAMS_LIBRARY})
 else()
-  message(STATUS "NOTICE: Boost Serialization or IO Streams not found, no example will be compiled.")
+  if (NOT Boost_SERIALIZATION_FOUND)
+    message(STATUS "NOTICE: Classification requires Boost Serialization, which was not found. No example will be compiled.")
+  endif()
+  if (NOT Boost_IOSTREAMS_FOUND)
+    message(STATUS "NOTICE: Classification requires Boost IO Streams, which was not found. No example will be compiled.")
+  endif()
   return()
 endif()
 
@@ -101,7 +106,7 @@ if( WIN32 )
     set(classification_linked_libraries ${classification_linked_libraries}
       ${Boost_ZLIB_LIBRARY})
   else()
-    message(STATUS "NOTICE: Boost ZLIB not found, no example will be compiled.")
+    message(STATUS "NOTICE: Classification requires Boost ZLIB, which was not found. No example will be compiled.")
     return()
   endif()
 endif()
diff --git a/Classification/test/Classification/CMakeLists.txt b/Classification/test/Classification/CMakeLists.txt
index 66e6ffafae8..39a70153d52 100644
--- a/Classification/test/Classification/CMakeLists.txt
+++ b/Classification/test/Classification/CMakeLists.txt
@@ -70,7 +70,12 @@ if (Boost_SERIALIZATION_FOUND AND Boost_IOSTREAMS_FOUND)
     ${Boost_SERIALIZATION_LIBRARY}
     ${Boost_IOSTREAMS_LIBRARY})
 else()
-  message(STATUS "NOTICE: Boost Serialization or IO Streams not found, no test will be compiled.")
+  if (NOT Boost_SERIALIZATION_FOUND)
+    message(STATUS "NOTICE: Classification requires Boost Serialization, which was not found. No test will be compiled.")
+  endif()
+  if (NOT Boost_IOSTREAMS_FOUND)
+    message(STATUS "NOTICE: Classification requires Boost IO Streams, which was not found. No test will be compiled.")
+  endif()
   return()
 endif()
 
@@ -79,7 +84,7 @@ if( WIN32 )
     set(classification_linked_libraries ${classification_linked_libraries}
       ${Boost_ZLIB_LIBRARY})
   else()
-    message(STATUS "NOTICE: Boost ZLIB not found, no example will be compiled.")
+    message(STATUS "NOTICE: Classification requires Boost ZLIB, which was not found. No test will be compiled.")
     return()
   endif()
 endif()