diff --git a/scene/resources/syntax_highlighter.cpp b/scene/resources/syntax_highlighter.cpp
index 6da4215031e..da90ba1ef2b 100644
--- a/scene/resources/syntax_highlighter.cpp
+++ b/scene/resources/syntax_highlighter.cpp
@@ -442,7 +442,6 @@ Color CodeHighlighter::get_keyword_color(const String &p_keyword) const {
 }
 
 void CodeHighlighter::set_keyword_colors(const Dictionary p_keywords) {
-	keywords.clear();
 	keywords = p_keywords;
 	clear_highlighting_cache();
 }
@@ -476,7 +475,6 @@ Color CodeHighlighter::get_member_keyword_color(const String &p_member_keyword)
 }
 
 void CodeHighlighter::set_member_keyword_colors(const Dictionary &p_member_keywords) {
-	member_keywords.clear();
 	member_keywords = p_member_keywords;
 	clear_highlighting_cache();
 }