diff --git a/languages.toml b/languages.toml
index 0f878a9ff928..23305b1cb71f 100644
--- a/languages.toml
+++ b/languages.toml
@@ -223,7 +223,7 @@ mode = "location"
 [[language]]
 name = "rust"
 scope = "source.rust"
-injection-regex = "rust"
+injection-regex = "rs|rust"
 file-types = ["rs"]
 roots = ["Cargo.toml", "Cargo.lock"]
 shebangs = ["rust-script", "cargo"]
@@ -1265,7 +1265,7 @@ source = { git = "https://github.com/ikatyang/tree-sitter-yaml", rev = "0e36bed1
 [[language]]
 name = "haskell"
 scope = "source.haskell"
-injection-regex = "haskell"
+injection-regex = "hs|haskell"
 file-types = ["hs", "hs-boot"]
 roots = ["Setup.hs", "stack.yaml", "cabal.project"]
 comment-token = "--"