diff --git a/crates/languages/src/css/injections.scm b/crates/languages/src/css/injections.scm
new file mode 100644
index 0000000000..9117c713b9
--- /dev/null
+++ b/crates/languages/src/css/injections.scm
@@ -0,0 +1,3 @@
+((comment) @injection.content
+ (#set! injection.language "comment")
+)
diff --git a/crates/languages/src/diff/injections.scm b/crates/languages/src/diff/injections.scm
new file mode 100644
index 0000000000..01e833d1e3
--- /dev/null
+++ b/crates/languages/src/diff/injections.scm
@@ -0,0 +1,2 @@
+((comment) @injection.content
+    (#set! injection.language "comment"))
diff --git a/crates/languages/src/jsonc/injections.scm b/crates/languages/src/jsonc/injections.scm
new file mode 100644
index 0000000000..01e833d1e3
--- /dev/null
+++ b/crates/languages/src/jsonc/injections.scm
@@ -0,0 +1,2 @@
+((comment) @injection.content
+    (#set! injection.language "comment"))
diff --git a/crates/languages/src/rust/injections.scm b/crates/languages/src/rust/injections.scm
index 20d4cf8354..a69e55edc9 100644
--- a/crates/languages/src/rust/injections.scm
+++ b/crates/languages/src/rust/injections.scm
@@ -1,4 +1,7 @@
-((line_comment) @injection.content
+([
+    (line_comment)
+    (block_comment)
+] @injection.content
     (#set! injection.language "comment"))
 
 (macro_invocation