diff --git a/scripts/west_commands/build.py b/scripts/west_commands/build.py
index c137d1a95d2..0a241f3bc5b 100644
--- a/scripts/west_commands/build.py
+++ b/scripts/west_commands/build.py
@@ -424,7 +424,14 @@ class Build(Forceable):
         if self.args.source_dir:
             source_dir = self.args.source_dir
         elif self.cmake_cache:
-            source_dir = self.cmake_cache.get('CMAKE_HOME_DIRECTORY')
+            source_dir = self.cmake_cache.get('APP_DIR')
+
+            if not source_dir:
+                source_dir = self.cmake_cache.get('APPLICATION_SOURCE_DIR')
+
+            if not source_dir:
+                source_dir = self.cmake_cache.get('CMAKE_HOME_DIRECTORY')
+
             if not source_dir:
                 # This really ought to be there. The build directory
                 # must be corrupted somehow. Let's see what we can do.