diff --git a/src/duckstation-qt/resources/icons/flags/es.png b/src/duckstation-qt/resources/icons/flags/es-ES.png
similarity index 100%
rename from src/duckstation-qt/resources/icons/flags/es.png
rename to src/duckstation-qt/resources/icons/flags/es-ES.png
diff --git a/src/duckstation-qt/resources/icons/flags/es@2x.png b/src/duckstation-qt/resources/icons/flags/es-ES@2x.png
similarity index 100%
rename from src/duckstation-qt/resources/icons/flags/es@2x.png
rename to src/duckstation-qt/resources/icons/flags/es-ES@2x.png
diff --git a/src/duckstation-qt/resources/resources.qrc b/src/duckstation-qt/resources/resources.qrc
index 78704a258..5a7271dfd 100644
--- a/src/duckstation-qt/resources/resources.qrc
+++ b/src/duckstation-qt/resources/resources.qrc
@@ -152,8 +152,8 @@
 		<file>icons/flags/de.png</file>
 		<file>icons/flags/en@2x.png</file>
 		<file>icons/flags/en.png</file>
-		<file>icons/flags/es@2x.png</file>
-		<file>icons/flags/es.png</file>
+		<file>icons/flags/es-ES@2x.png</file>
+		<file>icons/flags/es-ES.png</file>
 		<file>icons/flags/fr@2x.png</file>
 		<file>icons/flags/fr.png</file>
 		<file>icons/flags/he@2x.png</file>