diff --git a/app/demo-stm32h7-nucleo/app-h753.toml b/app/demo-stm32h7-nucleo/app-h753.toml
index 0909520e4..1ce41b187 100644
--- a/app/demo-stm32h7-nucleo/app-h753.toml
+++ b/app/demo-stm32h7-nucleo/app-h753.toml
@@ -207,6 +207,8 @@ extern-regions = [ "sram2", "sram3", "sram4" ]
 
 [tasks.fmc_demo]
 name = "drv-stm32h7-fmc-demo-server"
+# drv/stmh32h7-fmc-demo-server includes the `h743` feature in its defaults
+no-default-features = true
 features = ["h753"]
 priority = 4
 start = true
diff --git a/build/xtask/src/config.rs b/build/xtask/src/config.rs
index aa6c286a3..00978a42c 100644
--- a/build/xtask/src/config.rs
+++ b/build/xtask/src/config.rs
@@ -222,14 +222,14 @@ impl Config {
         &self,
         verbose: bool,
         crate_name: &str,
+        no_default_features: bool,
         features: &[String],
         sysroot: Option<&'a Path>,
     ) -> BuildConfig<'a> {
-        let mut args = vec![
-            "--no-default-features".to_string(),
-            "--target".to_string(),
-            self.target.to_string(),
-        ];
+        let mut args = vec!["--target".to_string(), self.target.to_string()];
+        if no_default_features {
+            args.push("--no-default-features".to_string());
+        }
         if verbose {
             args.push("-v".to_string());
         }
@@ -305,6 +305,7 @@ impl Config {
         let mut out = self.common_build_config(
             verbose,
             &self.kernel.name,
+            self.kernel.no_default_features,
             &self.kernel.features,
             sysroot,
         );
@@ -327,6 +328,7 @@ impl Config {
         let mut out = self.common_build_config(
             verbose,
             &task_toml.name,
+            task_toml.no_default_features,
             &task_toml.features,
             sysroot,
         );
@@ -626,6 +628,8 @@ pub struct Kernel {
     pub stacksize: Option<u32>,
     #[serde(default)]
     pub features: Vec<String>,
+    #[serde(default)]
+    pub no_default_features: bool,
 }
 
 fn default_name() -> String {
diff --git a/lib/toml-task/src/lib.rs b/lib/toml-task/src/lib.rs
index aabc67462..bc7e360d1 100644
--- a/lib/toml-task/src/lib.rs
+++ b/lib/toml-task/src/lib.rs
@@ -58,6 +58,8 @@ pub struct Task<T = ordered_toml::Value> {
     pub sections: IndexMap<String, String>,
     #[serde(default)]
     pub max_sizes: IndexMap<String, u32>,
+    #[serde(default)]
+    pub no_default_features: bool,
 }
 
 impl<T> Task<T> {