diff --git a/lexers/embedded/makefile.xml b/lexers/embedded/makefile.xml
index b6dab1599..d83d4dfa4 100644
--- a/lexers/embedded/makefile.xml
+++ b/lexers/embedded/makefile.xml
@@ -12,6 +12,7 @@
     <filename>Makefile.*</filename>
     <filename>GNUmakefile</filename>
     <filename>BSDmakefile</filename>
+    <filename>Justfile</filename>
     <filename>justfile</filename>
     <mime_type>text/x-makefile</mime_type>
     <ensure_nl>true</ensure_nl>