diff --git a/src/Symfony/Component/Notifier/Bridge/Firebase/composer.json b/src/Symfony/Component/Notifier/Bridge/Firebase/composer.json
index f6d1152b74..799762400b 100644
--- a/src/Symfony/Component/Notifier/Bridge/Firebase/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/Firebase/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.0"
+        "symfony/notifier": "^5.0,<5.2"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\Firebase\\": "" },
diff --git a/src/Symfony/Component/Notifier/Bridge/FreeMobile/composer.json b/src/Symfony/Component/Notifier/Bridge/FreeMobile/composer.json
index d08811d689..97edbd7e51 100644
--- a/src/Symfony/Component/Notifier/Bridge/FreeMobile/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/FreeMobile/composer.json
@@ -19,7 +19,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.1",
-        "symfony/notifier": "^5.1"
+        "symfony/notifier": "~5.1.0"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\FreeMobile\\": "" },
diff --git a/src/Symfony/Component/Notifier/Bridge/Mattermost/composer.json b/src/Symfony/Component/Notifier/Bridge/Mattermost/composer.json
index 62458ec7b1..fa6a43f897 100644
--- a/src/Symfony/Component/Notifier/Bridge/Mattermost/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/Mattermost/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.0"
+        "symfony/notifier": "^5.0,<5.2"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\Mattermost\\": "" },
diff --git a/src/Symfony/Component/Notifier/Bridge/Nexmo/composer.json b/src/Symfony/Component/Notifier/Bridge/Nexmo/composer.json
index 1c8060aeff..5c6be2d6e2 100644
--- a/src/Symfony/Component/Notifier/Bridge/Nexmo/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/Nexmo/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.0"
+        "symfony/notifier": "^5.0,<5.2"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\Nexmo\\": "" },
diff --git a/src/Symfony/Component/Notifier/Bridge/OvhCloud/composer.json b/src/Symfony/Component/Notifier/Bridge/OvhCloud/composer.json
index ecea9f7cd4..88d7f960af 100644
--- a/src/Symfony/Component/Notifier/Bridge/OvhCloud/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/OvhCloud/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.0"
+        "symfony/notifier": "^5.0,<5.2"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\OvhCloud\\": "" },
diff --git a/src/Symfony/Component/Notifier/Bridge/RocketChat/composer.json b/src/Symfony/Component/Notifier/Bridge/RocketChat/composer.json
index 5f49b7efad..510d8a23fa 100644
--- a/src/Symfony/Component/Notifier/Bridge/RocketChat/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/RocketChat/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.0"
+        "symfony/notifier": "^5.0,<5.2"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\RocketChat\\": "" },
diff --git a/src/Symfony/Component/Notifier/Bridge/Sinch/composer.json b/src/Symfony/Component/Notifier/Bridge/Sinch/composer.json
index 6eadb5cb0e..9e3f52d70f 100644
--- a/src/Symfony/Component/Notifier/Bridge/Sinch/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/Sinch/composer.json
@@ -19,7 +19,7 @@
         "php": ">=7.2.5",
         "ext-json": "*",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.0"
+        "symfony/notifier": "^5.0,<5.2"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\Sinch\\": "" },
diff --git a/src/Symfony/Component/Notifier/Bridge/Slack/composer.json b/src/Symfony/Component/Notifier/Bridge/Slack/composer.json
index 9714d63233..0cf160687b 100644
--- a/src/Symfony/Component/Notifier/Bridge/Slack/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/Slack/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.1"
+        "symfony/notifier": "~5.1.0"
     },
     "require-dev": {
         "symfony/event-dispatcher": "^4.3|^5.0"
diff --git a/src/Symfony/Component/Notifier/Bridge/Telegram/composer.json b/src/Symfony/Component/Notifier/Bridge/Telegram/composer.json
index db7d3d8829..20ca97ec4e 100644
--- a/src/Symfony/Component/Notifier/Bridge/Telegram/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/Telegram/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.1"
+        "symfony/notifier": "~5.1.0"
     },
     "require-dev": {
         "symfony/event-dispatcher": "^4.3|^5.0"
diff --git a/src/Symfony/Component/Notifier/Bridge/Twilio/composer.json b/src/Symfony/Component/Notifier/Bridge/Twilio/composer.json
index 5606812fc3..3b7b179383 100644
--- a/src/Symfony/Component/Notifier/Bridge/Twilio/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/Twilio/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-client": "^4.3|^5.0",
-        "symfony/notifier": "^5.0"
+        "symfony/notifier": "^5.0,<5.2"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Notifier\\Bridge\\Twilio\\": "" },