diff --git a/src/validation.cpp b/src/validation.cpp
index d7537f1fe4..cdd8e24af0 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -2254,7 +2254,7 @@ bool BitcoindRPCCheck(const bool init)
                 if (!result.isObject() || !result.get_obj()["version"].isNum() ||
                         result.get_obj()["version"].get_int() < MIN_PARENT_NODE_VERSION) {
                     LogPrintf("ERROR: Parent chain daemon too old; "
-                            "need Bitcoin Core version 0.16.2 or newer.\n");
+                            "need Bitcoin Core version 0.16.3 or newer.\n");
                     return false;
                 }
 
diff --git a/src/validation.h b/src/validation.h
index 4951d7ab8b..be6bd7253c 100644
--- a/src/validation.h
+++ b/src/validation.h
@@ -150,8 +150,10 @@ static const int MAX_UNCONNECTING_HEADERS = 10;
 static const bool DEFAULT_PEERBLOOMFILTERS = false;
 
 /** The minimum version for the parent chain node.
- *  We need v0.16.2 to get the nTx field in getblockheader. */
-static const int MIN_PARENT_NODE_VERSION = 160200; // 0.16.2
+ *  We need v0.16.3 to get the nTx field in getblockheader and inflation fix.
+ *  Note that Elements-based parent chains may not have fixes based on this
+ *  version check! */
+static const int MIN_PARENT_NODE_VERSION = 160300; // 0.16.3
 
 struct BlockHasher
 {