diff --git a/composer.json b/composer.json
index cb64b3d6..341e4c71 100644
--- a/composer.json
+++ b/composer.json
@@ -49,7 +49,7 @@
         "php": ">=8.2",
         "ext-json": "*",
         "ext-openssl": "*",
-        "brick/math": "^0.12",
+        "brick/math": "^0.12 || ^0.13",
         "psr/clock": "^1.0",
         "psr/event-dispatcher": "^1.0",
         "spomky-labs/pki-framework": "^1.2.1",
diff --git a/src/Library/composer.json b/src/Library/composer.json
index 1e3a08e9..39ea8638 100644
--- a/src/Library/composer.json
+++ b/src/Library/composer.json
@@ -40,7 +40,7 @@
     "require": {
         "php": ">=8.2",
         "ext-json": "*",
-        "brick/math": "^0.12",
+        "brick/math": "^0.12 || ^0.13",
         "psr/clock": "^1.0",
         "spomky-labs/pki-framework": "^1.2.1"
     },