diff --git a/requirements.in b/requirements.in
index 5eaf277f..09950d5d 100644
--- a/requirements.in
+++ b/requirements.in
@@ -1,5 +1,5 @@
 pelican[markdown]==4.12.0
-pytz==2026.5
+pytz==2026.6
 ghp-import==2.1.0
 pathspec==1.1.1
 python-dateutil==3.0.0
diff --git a/requirements.txt b/requirements.txt
index 4943e92a..5e585267 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -334,9 +334,9 @@ python-dateutil==3.0.0 \
     #   -r requirements.in
     #   ghp-import
     #   pelican
-pytz==2026.5 \
-    --hash=sha256:e658af3757f9e26a9d25dd2aff38335acd92bc9104f890a894b2c1ba28311b03 \
-    --hash=sha256:fa23724b9c486543b9ff54a327ee7569ac83ade54bb9afd0fc18676620401c86
+pytz==2026.6 \
+    --hash=sha256:3b0fc2727707663d6e517936f444fd8a8b240f1fc32f4bf7ee03274245945284 \
+    --hash=sha256:7fed3fee8fd6bd4a2b7b75a8d56021d0624127bf69bd5691f115db929ac570b3
     # via -r requirements.in
 pyyaml==6.0.3 \
     --hash=sha256:00c4bdeba853cc34e7dd471f16b4114f4162dc03e6b7afcc2128711f0eca823c \