diff --git a/src/core/operations/ChangeExtendedKeyVersion.mjs b/src/core/operations/ChangeExtendedKeyVersion.mjs
index 1dffa1ca..05bce91b 100644
--- a/src/core/operations/ChangeExtendedKeyVersion.mjs
+++ b/src/core/operations/ChangeExtendedKeyVersion.mjs
@@ -7,6 +7,7 @@
  */
 
 import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
 import { deserializeExtendedKeyFunc, serializeExtendedKeyFunc, getExtendedKeyVersion, getVersions } from "../lib/Bitcoin.mjs";
 
 
@@ -53,6 +54,9 @@ class ChangeExtendedKeyVersion extends Operation {
             return "";
         }
         const result = deserializeExtendedKeyFunc(input);
+        if ("error" in result) {
+            throw new OperationError("Error in deserializing key. Error is: " + result.error);
+        }
         const newVersion = getExtendedKeyVersion(args[0]);
         return serializeExtendedKeyFunc(newVersion, result.level, result.fingerprint, result.i, result.chaincode, result.masterkey);
     }
diff --git a/src/core/operations/PrivateExtendedKeyToPublic.mjs b/src/core/operations/PrivateExtendedKeyToPublic.mjs
index fdb8d707..4b22bfca 100644
--- a/src/core/operations/PrivateExtendedKeyToPublic.mjs
+++ b/src/core/operations/PrivateExtendedKeyToPublic.mjs
@@ -45,6 +45,9 @@ class PrivateExtendedKeyToPublic extends Operation {
         input = input.trim();
 
         const result = deserializeExtendedKeyFunc(input);
+        if ("error" in result) {
+            throw new OperationError("Error in deserializing key. Error is: " + result.error);
+        }
         const versionString = getExtendedKeyString(result.version);
         const privateVersions = ["xprv",  "yprv",  "zprv",  "Zprv",  "Yprv",  "Ltpv",  "Mtpv",  "ttpv", "tprv",  "uprv",  "vprv",  "Uprv", "Vprv"];
         if (privateVersions.indexOf(versionString) === -1) {
diff --git a/tests/operations/tests/ChangeExtendedKeyVersion.mjs b/tests/operations/tests/ChangeExtendedKeyVersion.mjs
index 3a9001de..761b8067 100644
--- a/tests/operations/tests/ChangeExtendedKeyVersion.mjs
+++ b/tests/operations/tests/ChangeExtendedKeyVersion.mjs
@@ -52,5 +52,16 @@ TestRegister.addTests([
                 "args": ["xprv"],
             },
         ],
+    },
+    {
+        name: "Change Extended Key Version (bad cheksums))",
+        input: "zprvAWgYBBk7JR8GkFBvcbtyjkviqhbXpwsiQwVVHmmePfBQH6MC2gna9L64DcoQZAS2tsGhZkTg9xTbAd7LdaACX5J9kyPM2qTC8kE9XXGNzuz",
+        expectedOutput: "Error in deserializing key. Error is: Invalid checksum.",
+        recipeConfig: [
+            {
+                "op": "Change Extended Key Version",
+                "args": ["xprv"],
+            },
+        ],
     }
 ]);
diff --git a/tests/operations/tests/PrivateExtendedKeyToPublic.mjs b/tests/operations/tests/PrivateExtendedKeyToPublic.mjs
index 671d5bce..203cb669 100644
--- a/tests/operations/tests/PrivateExtendedKeyToPublic.mjs
+++ b/tests/operations/tests/PrivateExtendedKeyToPublic.mjs
@@ -43,6 +43,17 @@ TestRegister.addTests([
             }
         ]
     },
+    {
+        name: "Private Extended Key To Public (invalid checksum)",
+        input: "zprvAdjAKuQajRu4ptst29FzkcB18fyZuHCKJhe51m38ejMcjW5P4frUffXMYfwLiTs4UrFD5m41So3VhAWGyrb4YV4gFRwYuLom8psLoW252Xe",
+        expectedOutput: "Error in deserializing key. Error is: Invalid checksum.",
+        recipeConfig: [
+            {
+                "op": "Private Extended Key To Public",
+                "args": []
+            }
+        ]
+    },
     {
         name: "Private Extended Key To Public (blank)",
         input: "",