diff --git a/e2e/tasks/test_task_env_propagation_depends b/e2e/tasks/test_task_env_propagation_depends
new file mode 100644
index 0000000000..be86d620f9
--- /dev/null
+++ b/e2e/tasks/test_task_env_propagation_depends
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+cat <<EOF >mise.toml
+[tasks.echo]
+env = { "SUB_TASK" = "sub_task_env" }
+run = 'echo "\$SUB_TASK \$MY_VAR"'
+
+
+[tasks.propagation]
+depends = ["echo"]
+run = "echo \$MY_VAR"
+env = { "MY_VAR" = "my_variable" }
+EOF
+
+assert_contains "mise run echo" "sub_task_env " # with trailing space
+res_with_newline="$(printf "sub_task_env my_variable\nmy_variable")"
+assert_contains "mise run propagation" "$res_with_newline"
diff --git a/src/cli/run.rs b/src/cli/run.rs
index 823b5b2ae6..5eb2ffcd46 100644
--- a/src/cli/run.rs
+++ b/src/cli/run.rs
@@ -856,7 +856,7 @@ impl Run {
                     match rx.try_recv() {
                         Ok(Some(task)) => {
                             any = true;
-                            let task = task.derive_env(&task_env_directives);
+                            let task = task.derive_env(&task_env_directives.as_slice().into());
                             trace!("inject initial leaf: {} {}", task.name, task.args.join(" "));
                             let _ = sched_tx.send((task, sub_deps_clone.clone()));
                         }
@@ -887,7 +887,7 @@ impl Run {
                                 task.name,
                                 task.args.join(" ")
                             );
-                            let task = task.derive_env(&task_env_directives);
+                            let task = task.derive_env(&task_env_directives.as_slice().into());
                             let _ = sched_tx.send((task, sub_deps_clone.clone()));
                         }
                         None => {
@@ -1861,9 +1861,13 @@ pub async fn resolve_depends(config: &Arc<Config>, tasks: Vec<Task>) -> Result<V
 
     tasks
         .into_iter()
-        .map(|t| {
-            let depends = t.all_depends(&all_tasks_map)?;
-            Ok(once(t).chain(depends).collect::<Vec<_>>())
+        .map(|parent_task| {
+            let env_list = parent_task.env.clone();
+            let depends = parent_task
+                .all_depends(&all_tasks_map)?
+                .into_iter()
+                .map(|t| t.derive_env(&env_list));
+            Ok(once(parent_task).chain(depends).collect::<Vec<_>>())
         })
         .flatten_ok()
         .collect()
diff --git a/src/cli/tasks/info.rs b/src/cli/tasks/info.rs
index 2eed3ba6c3..c1c38ee2d8 100644
--- a/src/cli/tasks/info.rs
+++ b/src/cli/tasks/info.rs
@@ -89,7 +89,7 @@ impl TasksInfo {
         if !task.env.is_empty() {
             let env_display = task
                 .env
-                .0
+                .inner()
                 .iter()
                 .map(|directive| directive.to_string())
                 .collect::<Vec<_>>()
@@ -113,7 +113,7 @@ impl TasksInfo {
             "depends": task.depends,
             "depends_post": task.depends_post,
             "wait_for": task.wait_for,
-            "env": task.env.0.iter().map(|d| d.to_string()).collect::<Vec<_>>(),
+            "env": task.env.inner().iter().map(|d| d.to_string()).collect::<Vec<_>>(),
             "dir": task.dir,
             "hide": task.hide,
             "raw": task.raw,
diff --git a/src/cli/tasks/ls.rs b/src/cli/tasks/ls.rs
index eece139b0f..87629c1aef 100644
--- a/src/cli/tasks/ls.rs
+++ b/src/cli/tasks/ls.rs
@@ -178,7 +178,7 @@ impl TasksLs {
                   "depends": task.depends,
                   "depends_post": task.depends_post,
                   "wait_for": task.wait_for,
-                  "env": task.env.0.iter().map(|d| d.to_string()).collect::<Vec<_>>(),
+                  "env": task.env.inner().iter().map(|d| d.to_string()).collect::<Vec<_>>(),
                   "dir": task.dir,
                   "hide": task.hide,
                   "raw": task.raw,
diff --git a/src/config/config_file/mise_toml.rs b/src/config/config_file/mise_toml.rs
index c32c0a3436..3ebfb27a33 100644
--- a/src/config/config_file/mise_toml.rs
+++ b/src/config/config_file/mise_toml.rs
@@ -90,12 +90,27 @@ pub struct MiseTomlTool {
 pub struct Tasks(pub BTreeMap<String, Task>);
 
 #[derive(Debug, Default, Clone)]
-pub struct EnvList(pub(crate) Vec<EnvDirective>);
+pub struct EnvList(Vec<EnvDirective>);
 
 impl EnvList {
+    pub fn from_env_directives(env_directives: &[EnvDirective]) -> Self {
+        Self(env_directives.to_vec())
+    }
     pub fn is_empty(&self) -> bool {
         self.0.is_empty()
     }
+    pub fn inner(&self) -> &Vec<EnvDirective> {
+        &self.0
+    }
+    pub fn inner_mut(&mut self) -> &mut Vec<EnvDirective> {
+        &mut self.0
+    }
+}
+
+impl From<&[EnvDirective]> for EnvList {
+    fn from(env_directives: &[EnvDirective]) -> Self {
+        EnvList::from_env_directives(env_directives)
+    }
 }
 
 impl MiseToml {
@@ -424,7 +439,7 @@ impl ConfigFile for MiseToml {
     }
 
     fn env_entries(&self) -> eyre::Result<Vec<EnvDirective>> {
-        let env_entries = self.env.0.iter().cloned();
+        let env_entries = self.env.inner().iter().cloned();
         let path_entries = self
             .env_path
             .iter()
diff --git a/src/task/mod.rs b/src/task/mod.rs
index 3c0433e35f..3d1ca402a9 100644
--- a/src/task/mod.rs
+++ b/src/task/mod.rs
@@ -1,7 +1,7 @@
 use crate::cli::version::VERSION;
 use crate::config::config_file::mise_toml::EnvList;
 use crate::config::config_file::toml::{TomlParser, deserialize_arr};
-use crate::config::env_directive::{EnvDirective, EnvResolveOptions, EnvResults, ToolsFilter};
+use crate::config::env_directive::{EnvResolveOptions, EnvResults, ToolsFilter};
 use crate::config::{self, Config};
 use crate::path_env::PathEnv;
 use crate::task::task_script_parser::{TaskScriptParser, has_any_args_defined};
@@ -241,9 +241,9 @@ impl Task {
         Ok(task)
     }
 
-    pub fn derive_env(&self, env_directives: &[EnvDirective]) -> Self {
+    pub fn derive_env(&self, env_list: &EnvList) -> Self {
         let mut new_task = self.clone();
-        new_task.env.0.extend_from_slice(env_directives);
+        new_task.env.inner_mut().extend_from_slice(env_list.inner());
         new_task
     }
 
@@ -651,7 +651,7 @@ impl Task {
         // Use the config file path as source for proper path resolution
         let env_directives = self
             .env
-            .0
+            .inner()
             .iter()
             .map(|directive| (directive.clone(), self.config_source.clone()))
             .collect();