diff --git a/tools/cmake/app.cmake b/tools/cmake/app.cmake
index c0c57b8..d5938b3 100644
--- a/tools/cmake/app.cmake
+++ b/tools/cmake/app.cmake
@@ -37,7 +37,7 @@
 include(CheckPythonPackage)
 
 # Check python packages
-set(PYTHON_PACKAGES_TO_CHECK prettytable future jinja2 mbed_tools)
+set(PYTHON_PACKAGES_TO_CHECK intelhex prettytable future jinja2 mbed_tools)
 foreach(PACKAGE_NAME ${PYTHON_PACKAGES_TO_CHECK})
     string(TOUPPER ${PACKAGE_NAME} PACKAGE_NAME_UCASE) # Ucase name needed for CMake variable
     string(TOLOWER ${PACKAGE_NAME} PACKAGE_NAME_LCASE) # Lcase name needed for import statement
@@ -53,7 +53,7 @@
     set(HAVE_MEMAP_DEPS TRUE)
 else()
     set(HAVE_MEMAP_DEPS FALSE)
-    message(STATUS "Missing Python dependencies (python3, intelhex, prettytable) so the memory map cannot be printed")
+    message(STATUS "Missing Python dependencies (at least one of: python3, intelhex, prettytable) so the memory map cannot be printed")
 endif()
 
 # load mbed_create_distro