diff --git a/Cargo.lock b/Cargo.lock
index 0f1dfa10f..6f991060e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -390,7 +390,6 @@ dependencies = [
  "serde_json",
  "signal-hook",
  "signal-hook-tokio",
- "smallvec",
  "tokio",
  "tokio-stream",
  "toml",
diff --git a/helix-dap/src/client.rs b/helix-dap/src/client.rs
index 43afc4c61..ed4f8ed50 100644
--- a/helix-dap/src/client.rs
+++ b/helix-dap/src/client.rs
@@ -225,9 +225,7 @@ impl Client {
     }
 
     pub fn capabilities(&self) -> &DebuggerCapabilities {
-        self.caps
-            .as_ref()
-            .expect("debugger not yet initialized!")
+        self.caps.as_ref().expect("debugger not yet initialized!")
     }
 
     pub async fn initialize(&mut self, adapter_id: String) -> Result<()> {
diff --git a/helix-term/Cargo.toml b/helix-term/Cargo.toml
index 638565850..c0b2cfe56 100644
--- a/helix-term/Cargo.toml
+++ b/helix-term/Cargo.toml
@@ -56,7 +56,5 @@ toml = "0.5"
 serde_json = "1.0"
 serde = { version = "1.0", features = ["derive"] }
 
-smallvec = "1.4"
-
 [target.'cfg(not(windows))'.dependencies]  # https://github.com/vorner/signal-hook/issues/100
 signal-hook-tokio = { version = "0.3", features = ["futures-v0_3"] }
diff --git a/helix-term/src/application.rs b/helix-term/src/application.rs
index 72f3a1259..3f9111956 100644
--- a/helix-term/src/application.rs
+++ b/helix-term/src/application.rs
@@ -13,7 +13,6 @@ use crate::{
 };
 
 use log::error;
-use smallvec::smallvec;
 use std::{
     io::{stdout, Write},
     sync::Arc,
@@ -305,20 +304,17 @@ impl Application {
                     if let Some(helix_dap::StackFrame {
                         source:
                             Some(helix_dap::Source {
-                                path: Some(src), ..
+                                path: Some(ref src),
+                                ..
                             }),
                         line,
                         column,
                         end_line,
                         end_column,
                         ..
-                    }) = &debugger.stack_pointer
+                    }) = debugger.stack_pointer
                     {
                         let path = src.clone();
-                        let line = *line;
-                        let column = *column;
-                        let end_line = *end_line;
-                        let end_column = *end_column;
                         self.editor
                             .open(path, helix_view::editor::Action::Replace)
                             .unwrap();
@@ -333,7 +329,10 @@ impl Application {
                             doc.set_selection(
                                 view.id,
                                 Selection::new(
-                                    smallvec![Range::new(start.min(text_end), end.min(text_end))],
+                                    helix_core::SmallVec::from_vec(vec![Range::new(
+                                        start.min(text_end),
+                                        end.min(text_end),
+                                    )]),
                                     0,
                                 ),
                             );
diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs
index 74466e7ee..8c1cd5d83 100644
--- a/helix-term/src/commands.rs
+++ b/helix-term/src/commands.rs
@@ -4422,11 +4422,7 @@ fn dap_start(cx: &mut Context) {
     let request = debugger.initialize(config.name);
     let _ = block_on(request).unwrap();
 
-    let sessions = cx
-        .editor
-        .syn_loader
-        .language_config_for_file_name(&path)
-        .and_then(|x| x.debug_configs.clone());
+    let sessions = doc.language_config().and_then(|x| x.debug_configs.clone());
 
     let sessions = match sessions {
         Some(c) => c,