diff --git a/cmake/apple/MacDeployQt.cmake b/cmake/apple/MacDeployQt.cmake
index acd7aae8d21..d754b83c46c 100644
--- a/cmake/apple/MacDeployQt.cmake
+++ b/cmake/apple/MacDeployQt.cmake
@@ -11,6 +11,9 @@ set(APP "${CPACK_TEMPORARY_INSTALL_DIRECTORY}/${CPACK_PROJECT_NAME_UCASE}.app")
 
 # Toggle command echoing & verbosity
 # 0 = no output, 1 = error/warning, 2 = normal, 3 = debug
+if(DEFINED ENV{CPACK_DEBUG})
+	set(CPACK_DEBUG "$ENV{CPACK_DEBUG}")
+endif()
 if(NOT CPACK_DEBUG)
 	set(VERBOSITY 1)
 	set(COMMAND_ECHO NONE)
diff --git a/cmake/linux/LinuxDeploy.cmake b/cmake/linux/LinuxDeploy.cmake
index c195bd2f61b..2fc452ac8cc 100644
--- a/cmake/linux/LinuxDeploy.cmake
+++ b/cmake/linux/LinuxDeploy.cmake
@@ -32,6 +32,9 @@ endif()
 
 # Toggle command echoing & verbosity
 # 0 = no output, 1 = error/warning, 2 = normal, 3 = debug
+if(DEFINED ENV{CPACK_DEBUG})
+	set(CPACK_DEBUG "$ENV{CPACK_DEBUG}")
+endif()
 if(NOT CPACK_DEBUG)
 	set(VERBOSITY 1)
 	set(APPIMAGETOOL_VERBOSITY "")