diff --git a/common/defs/ethereum/networks.json b/common/defs/ethereum/networks.json
index 19e82558fb6..f2e00975ea0 100644
--- a/common/defs/ethereum/networks.json
+++ b/common/defs/ethereum/networks.json
@@ -48,7 +48,7 @@
         "coingecko_id": "polygon-pos",
         "is_testnet": false,
         "name": "Polygon",
-        "shortcut": "MATIC",
+        "shortcut": "POL",
         "slip44": 966
     }
 ]
diff --git a/common/defs/support.json b/common/defs/support.json
index 01dc0a60ef9..24cb96813fb 100644
--- a/common/defs/support.json
+++ b/common/defs/support.json
@@ -82,7 +82,7 @@
       "eth:BNB:56": "1.9.4",
       "eth:ETC:61": "1.6.2",
       "eth:ETH:1": "1.6.2",
-      "eth:MATIC:137": "1.9.4",
+      "eth:POL:137": "1.9.4",
       "eth:tSEP:11155111": "1.11.3",
       "eth:tHOL:17000": "1.11.3",
       "misc:MAID": "1.7.2",
@@ -187,7 +187,7 @@
       "eth:BNB:56": "2.6.1",
       "eth:ETC:61": "2.6.1",
       "eth:ETH:1": "2.6.1",
-      "eth:MATIC:137": "2.6.1",
+      "eth:POL:137": "2.6.1",
       "eth:tSEP:11155111": "2.6.4",
       "eth:tHOL:17000": "2.6.4",
       "misc:ADA": "2.6.1",
@@ -310,7 +310,7 @@
       "eth:BNB:56": "2.3.5",
       "eth:ETC:61": "2.0.7",
       "eth:ETH:1": "2.0.7",
-      "eth:MATIC:137": "2.3.5",
+      "eth:POL:137": "2.3.5",
       "eth:tSEP:11155111": "2.5.4",
       "eth:tHOL:17000": "2.5.4",
       "misc:ADA": "2.0.8",
@@ -415,7 +415,7 @@
       "eth:BNB:56": "2.8.1",
       "eth:ETC:61": "2.8.1",
       "eth:ETH:1": "2.8.1",
-      "eth:MATIC:137": "2.8.1",
+      "eth:POL:137": "2.8.1",
       "eth:tSEP:11155111": "2.8.1",
       "eth:tHOL:17000": "2.8.1",
       "misc:ADA": "2.8.1",
@@ -529,7 +529,7 @@
       "eth:BNB:56": "2.6.1",
       "eth:ETC:61": "2.6.1",
       "eth:ETH:1": "2.6.1",
-      "eth:MATIC:137": "2.6.1",
+      "eth:POL:137": "2.6.1",
       "eth:tSEP:11155111": "2.6.1",
       "eth:tHOL:17000": "2.6.1",
       "misc:ADA": "2.6.1",
diff --git a/core/.changelog.d/4151.changed b/core/.changelog.d/4151.changed
new file mode 100644
index 00000000000..bad7fbfb38d
--- /dev/null
+++ b/core/.changelog.d/4151.changed
@@ -0,0 +1 @@
+Renamed MATIC to POL, following a network upgrade.
diff --git a/core/src/apps/ethereum/networks.py b/core/src/apps/ethereum/networks.py
index 0b94bed5d16..8035b582e88 100644
--- a/core/src/apps/ethereum/networks.py
+++ b/core/src/apps/ethereum/networks.py
@@ -81,7 +81,7 @@ def _networks_iterator() -> Iterator[NetworkInfoTuple]:
         yield (
             137,  # chain_id
             966,  # slip44
-            "MATIC",  # symbol
+            "POL",  # symbol
             "Polygon",  # name
         )
         yield (
@@ -118,7 +118,7 @@ def _networks_iterator() -> Iterator[NetworkInfoTuple]:
         yield (
             137,  # chain_id
             966,  # slip44
-            "MATIC",  # symbol
+            "POL",  # symbol
             "Polygon",  # name
         )
         yield (
@@ -155,7 +155,7 @@ def _networks_iterator() -> Iterator[NetworkInfoTuple]:
         yield (
             137,  # chain_id
             966,  # slip44
-            "MATIC",  # symbol
+            "POL",  # symbol
             "Polygon",  # name
         )
         yield (
@@ -192,7 +192,7 @@ def _networks_iterator() -> Iterator[NetworkInfoTuple]:
         yield (
             137,  # chain_id
             966,  # slip44
-            "MATIC",  # symbol
+            "POL",  # symbol
             "Polygon",  # name
         )
         yield (
@@ -229,7 +229,7 @@ def _networks_iterator() -> Iterator[NetworkInfoTuple]:
         yield (
             137,  # chain_id
             966,  # slip44
-            "MATIC",  # symbol
+            "POL",  # symbol
             "Polygon",  # name
         )
         yield (