diff --git a/docker/regtest/init-setup.sh b/docker/regtest/init-setup.sh
index 666602732..9bdf270f1 100755
--- a/docker/regtest/init-setup.sh
+++ b/docker/regtest/init-setup.sh
@@ -24,8 +24,12 @@ script_dir=$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd -P)
 . "$script_dir/fund-wallet.sh" --container jm_regtest_joinmarket2 --unmatured --blocks 50
 . "$script_dir/fund-wallet.sh" --container jm_regtest_joinmarket3 --unmatured --blocks 50
 
+# first address (m/84'/1'/0'/0/0) of seed 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about'
+# this is useful if you "import an existing wallet" and verify rescanning the chain works as expected.
+dummy_wallet_address='bcrt1q6rz28mcfaxtmd6v789l9rrlrusdprr9pz3cppk'
 # make block rewards spendable: 100 + 5 (default of `taker_utxo_age`) + 1 = 106
-. "$script_dir/mine-block.sh" 106 &>/dev/null
+. "$script_dir/mine-block.sh" 6 "$dummy_wallet_address" &>/dev/null
+. "$script_dir/mine-block.sh" 100 &>/dev/null
 
 start_maker() {
     local base_url; base_url=${1:-}
diff --git a/src/components/CreateWallet.test.jsx b/src/components/CreateWallet.test.jsx
index e2bab9f07..12e06a417 100644
--- a/src/components/CreateWallet.test.jsx
+++ b/src/components/CreateWallet.test.jsx
@@ -5,6 +5,7 @@ import { act } from 'react-dom/test-utils'
 import { __testSetDebugFeatureEnabled } from '../constants/debugFeatures'
 
 import * as apiMock from '../libs/JmWalletApi'
+import { DUMMY_MNEMONIC_PHRASE } from '../utils'
 
 import CreateWallet from './CreateWallet'
 
@@ -92,7 +93,7 @@ describe('<CreateWallet />', () => {
         Promise.resolve({
           walletname: `${testWalletName}.jmdat`,
           token: 'ANY_TOKEN',
-          seedphrase: 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about',
+          seedphrase: DUMMY_MNEMONIC_PHRASE,
         }),
     })
 
@@ -125,7 +126,7 @@ describe('<CreateWallet />', () => {
         Promise.resolve({
           walletname: `${testWalletName}.jmdat`,
           token: 'ANY_TOKEN',
-          seedphrase: 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about',
+          seedphrase: DUMMY_MNEMONIC_PHRASE,
         }),
     })
 
@@ -167,7 +168,7 @@ describe('<CreateWallet />', () => {
         Promise.resolve({
           walletname: `${testWalletName}.jmdat`,
           token: 'ANY_TOKEN',
-          seedphrase: 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about',
+          seedphrase: DUMMY_MNEMONIC_PHRASE,
         }),
     })
 
diff --git a/src/components/ImportWallet.tsx b/src/components/ImportWallet.tsx
index 44fc1a57b..1a35f7ba4 100644
--- a/src/components/ImportWallet.tsx
+++ b/src/components/ImportWallet.tsx
@@ -10,12 +10,9 @@ import MnemonicWordInput from './MnemonicWordInput'
 import WalletCreationConfirmation from './WalletCreationConfirmation'
 import { isDebugFeatureEnabled } from '../constants/debugFeatures'
 import { routes } from '../constants/routes'
-import { JM_WALLET_FILE_EXTENSION, walletDisplayName } from '../utils'
+import { DUMMY_MNEMONIC_PHRASE, JM_WALLET_FILE_EXTENSION, walletDisplayName } from '../utils'
 import styles from './ImportWallet.module.css'
 
-const fillerMnemonicPhrase =
-  'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about'
-
 const MnemonicPhraseInputForm = ({ onSubmit }: { onSubmit: (mnemonicPhrase: string) => void }) => {
   const { t } = useTranslation()
   const [mnemonicPhraseWords, setMnemonicPhraseWords] = useState(new Array<string>(12).fill(''))
@@ -86,9 +83,7 @@ const MnemonicPhraseInputForm = ({ onSubmit }: { onSubmit: (mnemonicPhrase: stri
           <rb.Button
             variant="outline-dark"
             className={styles.button}
-            onClick={() => {
-              setMnemonicPhraseWords(fillerMnemonicPhrase.split(' '))
-            }}
+            onClick={() => setMnemonicPhraseWords(DUMMY_MNEMONIC_PHRASE.split(' '))}
             disabled={false}
           >
             {t('import_wallet.fill_with')}
diff --git a/src/utils.ts b/src/utils.ts
index 46a2e4583..e0ac960ef 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -13,6 +13,9 @@ export const SATS: Unit = 'sats'
 
 export const JM_WALLET_FILE_EXTENSION = '.jmdat'
 
+export const DUMMY_MNEMONIC_PHRASE =
+  'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about'
+
 export const sanitizeWalletName = (name: string) => name.replace(JM_WALLET_FILE_EXTENSION, '')
 
 export const walletDisplayName = (name: string) => sanitizeWalletName(name)