diff --git a/toml-config/src/config.rs b/toml-config/src/config.rs
index 563292a1..25a4ddaf 100644
--- a/toml-config/src/config.rs
+++ b/toml-config/src/config.rs
@@ -70,7 +70,7 @@ pub enum Action {
         idle: Duration,
     },
     ConfigureInput {
-        input: Input,
+        input: Box<Input>,
     },
     ConfigureOutput {
         out: Output,
@@ -97,7 +97,7 @@ pub enum Action {
         level: LogLevel,
     },
     SetRenderDevice {
-        dev: DrmDeviceMatch,
+        dev: Box<DrmDeviceMatch>,
     },
     SetStatus {
         status: Option<Status>,
diff --git a/toml-config/src/config/parsers/action.rs b/toml-config/src/config/parsers/action.rs
index 1b7dd46e..3f1ed639 100644
--- a/toml-config/src/config/parsers/action.rs
+++ b/toml-config/src/config/parsers/action.rs
@@ -167,7 +167,9 @@ impl ActionParser<'_> {
                 is_inputs_array: false,
             })
             .map_spanned_err(ActionParserError::ConfigureInput)?;
-        Ok(Action::ConfigureInput { input })
+        Ok(Action::ConfigureInput {
+            input: Box::new(input),
+        })
     }
 
     fn parse_configure_idle(&mut self, ext: &mut Extractor<'_>) -> ParseResult<Self> {
@@ -273,7 +275,7 @@ impl ActionParser<'_> {
             .extract(val("dev"))?
             .parse_map(&mut DrmDeviceMatchParser(self.0))
             .map_spanned_err(ActionParserError::SetRenderDevice)?;
-        Ok(Action::SetRenderDevice { dev })
+        Ok(Action::SetRenderDevice { dev: Box::new(dev) })
     }
 
     fn parse_configure_direct_scanout(&mut self, ext: &mut Extractor<'_>) -> ParseResult<Self> {