1 files changed, 9 insertions, 1 deletions
diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index f4160f0a4e..6067503b0b 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -126,7 +126,7 @@ public:
 
         // Note that of those which support the service bits prefix, most only support a subset of
         // possible options.
-        // This is fine at runtime as we'll fall back to using them as a oneshot if they dont support the
+        // This is fine at runtime as we'll fall back to using them as a oneshot if they don't support the
         // service bits we want, but we should get them updated to support all service bits wanted by any
         // release ASAP to avoid it where possible.
         vSeeds.emplace_back("seed.bitcoin.sipa.be"); // Pieter Wuille, only supports x1, x5, x9, and xd
@@ -176,6 +176,9 @@ public:
                         //   (the tx=... number in the SetBestChain debug.log lines)
             3.5         // * estimated number of transactions per second after that timestamp
         };
+
+        /* disable fallback fee on mainnet */
+        m_fallback_fee_enabled = false;
     }
 };
 
@@ -267,6 +270,8 @@ public:
             0.09
         };
 
+        /* enable fallback fee on testnet */
+        m_fallback_fee_enabled = true;
     }
 };
 
@@ -344,6 +349,9 @@ public:
         base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x35, 0x83, 0x94};
 
         bech32_hrp = "bcrt";
+
+        /* enable fallback fee on regtest */
+        m_fallback_fee_enabled = true;
     }
 };