diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index 68ac13c2813..757904208b6 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -96,7 +96,7 @@ imagesize==1.4.1
     # via sphinx
 iniconfig==2.3.0
     # via pytest
-isal==1.7.2 ; python_version < "3.14"
+isal==1.8.0 ; python_version < "3.14"
     # via
     #   -r requirements/lint.in
     #   -r requirements/test-common.in
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 47b51623384..c3d615033fe 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -94,7 +94,7 @@ imagesize==1.4.1
     # via sphinx
 iniconfig==2.3.0
     # via pytest
-isal==1.7.2 ; python_version < "3.14"
+isal==1.8.0 ; python_version < "3.14"
     # via
     #   -r requirements/lint.in
     #   -r requirements/test-common.in
diff --git a/requirements/lint.txt b/requirements/lint.txt
index 2c38646da0e..3afc9c2ac52 100644
--- a/requirements/lint.txt
+++ b/requirements/lint.txt
@@ -41,7 +41,7 @@ idna==3.10
     # via trustme
 iniconfig==2.3.0
     # via pytest
-isal==1.7.2
+isal==1.8.0
     # via -r requirements/lint.in
 markdown-it-py==4.0.0
     # via rich
diff --git a/requirements/test.txt b/requirements/test.txt
index 1b7fd2c325b..e22c201317b 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -55,7 +55,7 @@ idna==3.10
     #   yarl
 iniconfig==2.3.0
     # via pytest
-isal==1.7.2 ; python_version < "3.14"
+isal==1.8.0 ; python_version < "3.14"
     # via -r requirements/test-common.in
 markdown-it-py==4.0.0
     # via rich