diff --git a/pyproject.toml b/pyproject.toml
index df19a8572..b0c9d8f17 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dkimpy = "1.1.8"
 
 # BSD, not properly provided in package metadata
 karton-core = "5.0.0"
-libmailgoose = "1.0"
+libmailgoose = "1.3.3"
 
 # Apache 2, not properly provided in package metadata
 aiofiles = "0.7.0"
diff --git a/requirements.txt b/requirements.txt
index 806938c44..12968ba12 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ h11==0.14.0
 idna==3.7
 Jinja2==3.1.4
 karton-core==5.4.0
-git+https://github.com/CERT-Polska/mailgoose@v1.3.1#egg=libmailgoose&subdirectory=scan
+git+https://github.com/CERT-Polska/mailgoose@v1.3.3#egg=libmailgoose&subdirectory=scan
 liccheck==0.9.2
 Markdown==3.6
 MarkupSafe==2.1.5
@@ -49,5 +49,5 @@ typer==0.12.3
 typing-extensions==4.12.2
 urllib3==1.26.18
 uvicorn==0.30.1
-validators==0.31.0
+validators==0.33.0
 whoisdomain==1.20240129.1