diff --git a/README.md b/README.md
index 5772817b..ab30002a 100644
--- a/README.md
+++ b/README.md
@@ -84,7 +84,7 @@ The following video by [Kinali](https://www.kinali.cz/en/) shows the use case (o
 
 [README](src/python/arcor2_execution/README.md) | [CHANGELOG](src/python/arcor2_execution/CHANGELOG.md)
 
- - 2024-06-14: [1.4.0](https://github.com/robofit/arcor2/releases/tag/arcor2_execution%2F1.4.0) ([docker](https://hub.docker.com/r/arcor2/arcor2_execution/tags?page=1&ordering=last_updated&name=1.4.0), [pypi](https://pypi.org/project/arcor2-execution/1.4.0/)).
+ - 2024-06-19: [1.4.1](https://github.com/robofit/arcor2/releases/tag/arcor2_execution%2F1.4.1) ([docker](https://hub.docker.com/r/arcor2/arcor2_execution/tags?page=1&ordering=last_updated&name=1.4.1), [pypi](https://pypi.org/project/arcor2-execution/1.4.1/)).
  
 ### arcor2_execution_data
 
diff --git a/compose-files/fit-demo/docker-compose.yml b/compose-files/fit-demo/docker-compose.yml
index 4500bd68..1b892a17 100644
--- a/compose-files/fit-demo/docker-compose.yml
+++ b/compose-files/fit-demo/docker-compose.yml
@@ -61,7 +61,7 @@ services:
       - fit-demo-project-network
 
   fit-demo-execution:
-    image: arcor2/arcor2_execution:1.4.0
+    image: arcor2/arcor2_execution:1.4.1
     container_name: fit-demo-execution
     networks:
       - fit-demo-execution-network
diff --git a/src/docker/arcor2_execution/BUILD b/src/docker/arcor2_execution/BUILD
index fda5781e..980cb275 100644
--- a/src/docker/arcor2_execution/BUILD
+++ b/src/docker/arcor2_execution/BUILD
@@ -1 +1 @@
-docker_image(name="arcor2_execution", repository="arcor2/arcor2_execution", image_tags=["1.4.0"])
+docker_image(name="arcor2_execution", repository="arcor2/arcor2_execution", image_tags=["1.4.1"])
diff --git a/src/python/arcor2_execution/CHANGELOG.md b/src/python/arcor2_execution/CHANGELOG.md
index 410c00b3..d58284d2 100644
--- a/src/python/arcor2_execution/CHANGELOG.md
+++ b/src/python/arcor2_execution/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
+## [1.4.1] - 2024-06-19
+
+### Fixed
+
+- Attempt to run package resulted into `NameError` in some environments (and was OK on others, weird).
+
 ## [1.4.0] - 2024-06-14
 
 ### Changed
diff --git a/src/python/arcor2_execution/VERSION b/src/python/arcor2_execution/VERSION
index e21e727f..13175fdc 100644
--- a/src/python/arcor2_execution/VERSION
+++ b/src/python/arcor2_execution/VERSION
@@ -1 +1 @@
-1.4.0
\ No newline at end of file
+1.4.1
\ No newline at end of file
diff --git a/src/python/arcor2_runtime/action.py b/src/python/arcor2_runtime/action.py
index 29840c1a..64cba145 100644
--- a/src/python/arcor2_runtime/action.py
+++ b/src/python/arcor2_runtime/action.py
@@ -107,6 +107,13 @@ def read_stdin(timeout: float = 0.0) -> str | None:
         return None
 
 
+def print_event(event: Event) -> None:
+    """Used from main script to print event as JSON."""
+
+    print(event.to_json())
+    sys.stdout.flush()
+
+
 def _get_commands():
     """Reads stdin and checks for commands from parent script (e.g. Execution
     unit). Prints events to stdout. State is signalled using events.
@@ -161,13 +168,6 @@ def handle_stdin_commands(*, before: bool, breakpoint: bool = False) -> None:
         g.resume.wait()
 
 
-def print_event(event: Event) -> None:
-    """Used from main script to print event as JSON."""
-
-    print(event.to_json())
-    sys.stdout.flush()
-
-
 F = TypeVar("F", bound=Callable[..., Any])