diff --git a/.changeset/wise-falcons-itch.md b/.changeset/wise-falcons-itch.md
new file mode 100644
index 00000000000..870116176c1
--- /dev/null
+++ b/.changeset/wise-falcons-itch.md
@@ -0,0 +1,5 @@
+---
+"chainlink": minor
+---
+
+Enables EIP1559 for DF1.0 on Polygon Mainnet
diff --git a/core/chains/evm/config/toml/defaults/Polygon_Mainnet.toml b/core/chains/evm/config/toml/defaults/Polygon_Mainnet.toml
index c4246bb82be..3581f548126 100644
--- a/core/chains/evm/config/toml/defaults/Polygon_Mainnet.toml
+++ b/core/chains/evm/config/toml/defaults/Polygon_Mainnet.toml
@@ -20,11 +20,12 @@ MaxQueued = 5000
 Enabled = true
 
 [GasEstimator]
+EIP1559DynamicFees = true
 # Many Polygon RPC providers set a minimum of 30 GWei on mainnet to prevent spam
-PriceDefault = '30 gwei'
+PriceDefault = '30 gwei'                                                                            # legacy
 PriceMax = '115792089237316195423570985008687907853269984665.640564039457584007913129639935 tether'
 # Many Polygon RPC providers set a minimum of 30 GWei on mainnet to prevent spam
-PriceMin = '30 gwei'
+PriceMin = '30 gwei' # legacy
 BumpMin = '20 gwei'
 # 10s delay since feeds update every minute in volatile situations
 BumpThreshold = 5
diff --git a/docs/CONFIG.md b/docs/CONFIG.md
index a0e2957cd72..84a6708969a 100644
--- a/docs/CONFIG.md
+++ b/docs/CONFIG.md
@@ -2964,7 +2964,7 @@ LimitTransfer = 21000
 BumpMin = '20 gwei'
 BumpPercent = 20
 BumpThreshold = 5
-EIP1559DynamicFees = false
+EIP1559DynamicFees = true
 FeeCapDefault = '100 gwei'
 TipCapDefault = '1 wei'
 TipCapMin = '1 wei'