diff --git a/eclair/external_sources.ecl b/eclair/external_sources.ecl
index f717cdc..3d52b38 100644
--- a/eclair/external_sources.ecl
+++ b/eclair/external_sources.ecl
@@ -29,5 +29,5 @@
 # in production release.
 -file_tag+={external, "^tf-m-tests/.*$"}
 
-# Ignore vendor platform specific soure code
+# Ignore vendor platform specific source code
 -file_tag+={external, "^trusted-firmware-m/platform/ext/target/.*$"}