diff --git a/themes/metro/css/codemirror.css.php b/themes/metro/css/codemirror.css.php
index de6595324d..2b855a314f 100644
--- a/themes/metro/css/codemirror.css.php
+++ b/themes/metro/css/codemirror.css.php
@@ -73,5 +73,5 @@ span.cm-number {
     margin-left: 1em;
 }
 .CodeMirror-hints {
-    z-index: 200;
+    z-index: 999;
 }
\ No newline at end of file
diff --git a/themes/pmahomme/css/codemirror.css.php b/themes/pmahomme/css/codemirror.css.php
index 84a7e56d25..d25cc69f2f 100644
--- a/themes/pmahomme/css/codemirror.css.php
+++ b/themes/pmahomme/css/codemirror.css.php
@@ -73,7 +73,7 @@ span.cm-number {
     margin-left: 1em;
 }
 .CodeMirror-hints {
-    z-index: 200;
+    z-index: 999;
 }
 .CodeMirror-lint-tooltip {
     z-index: 200;