diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index a953cd102db..04e66baf13b 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -117,7 +117,7 @@ multidict==6.7.1
     #   -r requirements/multidict.in
     #   -r requirements/runtime-deps.in
     #   yarl
-mypy==1.19.1 ; implementation_name == "cpython"
+mypy==1.20.0 ; implementation_name == "cpython"
     # via
     #   -r requirements/lint.in
     #   -r requirements/test-common.in
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 0ecbc35f537..3553454b424 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -114,7 +114,7 @@ multidict==6.7.1
     # via
     #   -r requirements/runtime-deps.in
     #   yarl
-mypy==1.19.1 ; implementation_name == "cpython"
+mypy==1.20.0 ; implementation_name == "cpython"
     # via
     #   -r requirements/lint.in
     #   -r requirements/test-common.in
diff --git a/requirements/lint.txt b/requirements/lint.txt
index 0fa1f2f32b2..3b1ef8e19f1 100644
--- a/requirements/lint.txt
+++ b/requirements/lint.txt
@@ -51,7 +51,7 @@ markdown-it-py==4.0.0
     # via rich
 mdurl==0.1.2
     # via markdown-it-py
-mypy==1.19.1 ; implementation_name == "cpython"
+mypy==1.20.0 ; implementation_name == "cpython"
     # via -r requirements/lint.in
 mypy-extensions==1.1.0
     # via mypy
diff --git a/requirements/test-common.txt b/requirements/test-common.txt
index 96a7a897129..b63c17c0e5d 100644
--- a/requirements/test-common.txt
+++ b/requirements/test-common.txt
@@ -40,7 +40,7 @@ markdown-it-py==4.0.0
     # via rich
 mdurl==0.1.2
     # via markdown-it-py
-mypy==1.19.1 ; implementation_name == "cpython"
+mypy==1.20.0 ; implementation_name == "cpython"
     # via -r requirements/test-common.in
 mypy-extensions==1.1.0
     # via mypy
diff --git a/requirements/test-ft.txt b/requirements/test-ft.txt
index 2806dc0c014..8458f0c12bf 100644
--- a/requirements/test-ft.txt
+++ b/requirements/test-ft.txt
@@ -65,7 +65,7 @@ multidict==6.7.1
     # via
     #   -r requirements/runtime-deps.in
     #   yarl
-mypy==1.19.1 ; implementation_name == "cpython"
+mypy==1.20.0 ; implementation_name == "cpython"
     # via -r requirements/test-common.in
 mypy-extensions==1.1.0
     # via mypy
diff --git a/requirements/test.txt b/requirements/test.txt
index 59e91af4174..8e9ddb0a3de 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -65,7 +65,7 @@ multidict==6.7.1
     # via
     #   -r requirements/runtime-deps.in
     #   yarl
-mypy==1.19.1 ; implementation_name == "cpython"
+mypy==1.20.0 ; implementation_name == "cpython"
     # via -r requirements/test-common.in
 mypy-extensions==1.1.0
     # via mypy