diff --git a/poetry.lock b/poetry.lock
index cd2b5ca1ba..1ab0346e40 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -331,13 +331,13 @@ uvloop = ["uvloop (>=0.15.2)"]
 
 [[package]]
 name = "bleach"
-version = "6.0.0"
+version = "6.1.0"
 description = "An easy safelist-based HTML-sanitizing tool."
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "bleach-6.0.0-py3-none-any.whl", hash = "sha256:33c16e3353dbd13028ab4799a0f89a83f113405c766e9c122df8a06f5b85b3f4"},
-    {file = "bleach-6.0.0.tar.gz", hash = "sha256:1a1a85c1595e07d8db14c5f09f09e6433502c51c595970edc090551f0db99414"},
+    {file = "bleach-6.1.0-py3-none-any.whl", hash = "sha256:3225f354cfc436b9789c66c4ee030194bee0568fbf9cbdad3bc8b5c26c5f12b6"},
+    {file = "bleach-6.1.0.tar.gz", hash = "sha256:0a31f1837963c41d46bbf1331b8778e1308ea0791db03cc4e7357b97cf42a8fe"},
 ]
 
 [package.dependencies]
@@ -345,7 +345,7 @@ six = ">=1.9.0"
 webencodings = "*"
 
 [package.extras]
-css = ["tinycss2 (>=1.1.0,<1.2)"]
+css = ["tinycss2 (>=1.1.0,<1.3)"]
 
 [[package]]
 name = "blinker"
@@ -2444,16 +2444,16 @@ requests = ">=2.0.0"
 
 [[package]]
 name = "notifications-utils"
-version = "52.1.3"
+version = "52.1.5"
 description = "Shared python code for Notification - Provides logging utils etc."
 optional = false
-python-versions = "~3.10"
+python-versions = "~3.10.9"
 files = []
 develop = false
 
 [package.dependencies]
 awscli = "1.32.25"
-bleach = "6.0.0"
+bleach = "6.1.0"
 boto3 = "1.34.25"
 cachetools = "4.2.4"
 certifi = "^2023.7.22"
@@ -2479,8 +2479,8 @@ werkzeug = "2.3.7"
 [package.source]
 type = "git"
 url = "https://github.com/cds-snc/notifier-utils.git"
-reference = "52.1.3"
-resolved_reference = "06a40db6286f525fe3551e029418458d33342592"
+reference = "52.1.5"
+resolved_reference = "9d9e8c7c32e3608f4dd8f320eaba4bb67edfcbf5"
 
 [[package]]
 name = "ordered-set"
@@ -4255,4 +4255,4 @@ testing = ["coverage (>=5.0.3)", "zope.event", "zope.testing"]
 [metadata]
 lock-version = "2.0"
 python-versions = "~3.10.9"
-content-hash = "f2bf5c58fe6d2689072e7b9d4cf91976e07e76ade98dc3153977c4377b98c86e"
+content-hash = "f00992b7f47d8434a76d0be08135eace31315c696e20a222a10e2bf926e8a561"
diff --git a/pyproject.toml b/pyproject.toml
index 609ff16d41..db3ae6fff3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -64,7 +64,7 @@ Werkzeug = "2.3.7"
 MarkupSafe = "2.1.4"
 # REVIEW: v2 is using sha512 instead of sha1 by default (in v1)
 itsdangerous = "2.1.2"
-notifications-utils = { git = "https://github.com/cds-snc/notifier-utils.git", tag = "52.1.3" }
+notifications-utils = { git = "https://github.com/cds-snc/notifier-utils.git", tag = "52.1.5" }
 # rsa = "4.9  # awscli 1.22.38 depends on rsa<4.8
 typing-extensions = "4.7.1"
 greenlet = "2.0.2"