diff --git a/changelog/env_variable_source_files_added.dd b/changelog/env_variable_source_files_added.dd
new file mode 100644
index 0000000..b2ef434
--- /dev/null
+++ b/changelog/env_variable_source_files_added.dd
@@ -0,0 +1,4 @@
+Environment variable SOURCE_FILES added
+
+New environment variable `$SOURCE_FILES` added containing
+source files from build settings.
\ No newline at end of file
diff --git a/source/dub/generators/generator.d b/source/dub/generators/generator.d
index a971664..0809b4e 100644
--- a/source/dub/generators/generator.d
+++ b/source/dub/generators/generator.d
@@ -774,6 +774,7 @@
 	env["LFLAGS"]                = join(cast(string[])build_settings.lflags," ");
 	env["VERSIONS"]              = join(cast(string[])build_settings.versions," ");
 	env["LIBS"]                  = join(cast(string[])build_settings.libs," ");
+	env["SOURCE_FILES"]          = join(cast(string[])build_settings.sourceFiles," ");
 	env["IMPORT_PATHS"]          = join(cast(string[])build_settings.importPaths," ");
 	env["STRING_IMPORT_PATHS"]   = join(cast(string[])build_settings.stringImportPaths," ");