diff --git a/src/ragger/backend/interface.py b/src/ragger/backend/interface.py
index 2f374eb5..8d2688d7 100644
--- a/src/ragger/backend/interface.py
+++ b/src/ragger/backend/interface.py
@@ -502,7 +502,7 @@ def compare_screen_with_text(self, text: str) -> bool:
     @abstractmethod
     def wait_for_text_on_screen(self, text: str, timeout: float = 10.0) -> None:
         """
-        Wait until the screen content contains the text string provider.
+        Wait until the screen content contains the text string provided.
 
         This method may be left void on backends connecting to physical devices,
         where a physical interaction must be performed instead.
@@ -525,7 +525,7 @@ def wait_for_text_on_screen(self, text: str, timeout: float = 10.0) -> None:
     @abstractmethod
     def wait_for_text_not_on_screen(self, text: str, timeout: float = 10.0) -> None:
         """
-        Wait until the screen content does not contains the text string provider.
+        Wait until the screen content does not contain the text string provided.
 
         This method may be left void on backends connecting to physical devices,
         where a physical interaction must be performed instead.
diff --git a/src/ragger/backend/speculos.py b/src/ragger/backend/speculos.py
index 50aeba58..5e588211 100644
--- a/src/ragger/backend/speculos.py
+++ b/src/ragger/backend/speculos.py
@@ -380,7 +380,7 @@ def clean_args(cls: type[T], speculos_args: list) -> None:
             if argument in speculos_args:
                 logger.warning("'%s' argument is ignored on batch mode", argument)
                 index = speculos_args.index(argument)
-                # popipng argument and its value
+                # popping argument and its value
                 speculos_args.pop(index)
                 speculos_args.pop(index)
 
diff --git a/src/ragger/conftest/base_conftest.py b/src/ragger/conftest/base_conftest.py
index e2cb6312..699df982 100644
--- a/src/ragger/conftest/base_conftest.py
+++ b/src/ragger/conftest/base_conftest.py
@@ -454,7 +454,7 @@ def prepare_speculos_args(
 
     # Legacy lib method, remove once exchange is ported
     if len(conf.OPTIONAL.SIDELOADED_APPS) != 0:
-        # We are testing a a standalone app that needs libraries: search in SIDELOADED_APPS_DIR
+        # We are testing a standalone app that needs libraries: search in SIDELOADED_APPS_DIR
         if conf.OPTIONAL.SIDELOADED_APPS_DIR is None:
             raise ValueError('Configuration "SIDELOADED_APPS_DIR" is mandatory if "SIDELOADED_APPS" is used')
         libs_dir = Path(project_root_dir / conf.OPTIONAL.SIDELOADED_APPS_DIR)
diff --git a/src/ragger/utils/misc.py b/src/ragger/utils/misc.py
index 54828d3e..368b0967 100644
--- a/src/ragger/utils/misc.py
+++ b/src/ragger/utils/misc.py
@@ -196,5 +196,5 @@ def open_app_from_dashboard(backend, app_name: str):
         if e.status == ERROR_DENIED_BY_USER:
             raise ValueError("Open app consent denied by the user") from e
         elif e.status == ERROR_APP_NOT_FOUND:
-            raise ValueError(f"App '{app_name} is not present") from e
+            raise ValueError(f"App '{app_name}' is not present") from e
         raise e