diff --git a/.changeset/oft-upgradeable-shared-decimals-view.md b/.changeset/oft-upgradeable-shared-decimals-view.md
new file mode 100644
index 0000000000..a02fdf935f
--- /dev/null
+++ b/.changeset/oft-upgradeable-shared-decimals-view.md
@@ -0,0 +1,5 @@
+---
+"@layerzerolabs/oft-evm-upgradeable": patch
+---
+
+Align `sharedDecimals()` mutability in `OFTCoreUpgradeable` from `pure` to `view`, matching the `IOFT` interface and `OFTCore` implementations.
diff --git a/packages/oft-evm-upgradeable/contracts/oft/OFTCoreUpgradeable.sol b/packages/oft-evm-upgradeable/contracts/oft/OFTCoreUpgradeable.sol
index a88eb895d7..37bad18b8b 100644
--- a/packages/oft-evm-upgradeable/contracts/oft/OFTCoreUpgradeable.sol
+++ b/packages/oft-evm-upgradeable/contracts/oft/OFTCoreUpgradeable.sol
@@ -118,7 +118,7 @@ abstract contract OFTCoreUpgradeable is
      * For tokens exceeding this totalSupply(), they will need to override the sharedDecimals function with something smaller.
      * ie. 4 sharedDecimals would be 1,844,674,407,370,955.1615
      */
-    function sharedDecimals() public pure virtual returns (uint8) {
+    function sharedDecimals() public view virtual returns (uint8) {
         return 6;
     }
 
diff --git a/packages/oft-evm-upgradeable/test/OFT.t.sol b/packages/oft-evm-upgradeable/test/OFT.t.sol
index a5d61112d2..644b967dcb 100644
--- a/packages/oft-evm-upgradeable/test/OFT.t.sol
+++ b/packages/oft-evm-upgradeable/test/OFT.t.sol
@@ -555,4 +555,10 @@ contract OFTTest is TestHelperOz5 {
         vm.expectRevert(abi.encodeWithSelector(IOAppMsgInspector.InspectionFailed.selector, message, extraOptions));
         (message, ) = aOFT.buildMsgAndOptions(sendParam, amountToCreditLD);
     }
+
+    function test_shared_decimals_view() public view {
+        assertEq(aOFT.sharedDecimals(), 6);
+        assertEq(bOFT.sharedDecimals(), 6);
+        assertEq(cOFTAdapter.sharedDecimals(), 6);
+    }
 }