diff --git a/languages.toml b/languages.toml
index d4ea9a86..006db633 100644
--- a/languages.toml
+++ b/languages.toml
@@ -1190,7 +1190,7 @@ source = { git = "https://github.com/shunsambongi/tree-sitter-gitignore", rev =
 name = "graphql"
 scope = "source.graphql"
 injection-regex = "graphql"
-file-types = ["gql", "graphql"]
+file-types = ["gql", "graphql", "graphqls"]
 roots = []
 indent = { tab-width = 2, unit = "  " }