diff --git a/ci/release_notes.md b/ci/release_notes.md
index 4087d99..12cf056 100644
--- a/ci/release_notes.md
+++ b/ci/release_notes.md
@@ -1 +1,3 @@
-Empty - please add release notes here
+## Bug Fixes
+
+- Fix `Error: Couldn't find environment` after adding new environment to `cepler.yml`
diff --git a/src/workspace.rs b/src/workspace.rs
index 974345e..dd86925 100644
--- a/src/workspace.rs
+++ b/src/workspace.rs
@@ -187,10 +187,11 @@ impl Workspace {
         } else {
             return Ok(None);
         };
-        let env = config
-            .environments
-            .get(env_name)
-            .context("Couldn't find environment")?;
+        let env = if let Some(env) = config.environments.get(env_name) {
+            env
+        } else {
+            return Ok(None);
+        };
         let database = Database::open_env(
             &self.path_to_config,
             &env.name,