diff --git a/tests/reftests/Makefile.am b/tests/reftests/Makefile.am
index d614934290..463a50beb6 100644
--- a/tests/reftests/Makefile.am
+++ b/tests/reftests/Makefile.am
@@ -242,8 +242,8 @@ EXTRA_DIST += \
 	reset-to-defaults.css \
 	rotated-layout.ref.ui \
 	rotated-layout.ui \
-	separator-size.ref.ui \ 
-	separator-size.ui \ 
+	separator-size.ref.ui \
+	separator-size.ui \
 	shorthand-entry-border.css \
 	shorthand-entry-border.ref.ui \
 	shorthand-entry-border.ui \