diff --git a/src/qt/locale/bitcoin_hu.ts b/src/qt/locale/bitcoin_hu.ts
index 25a0a24a18c..bc48ed889a5 100644
--- a/src/qt/locale/bitcoin_hu.ts
+++ b/src/qt/locale/bitcoin_hu.ts
@@ -673,8 +673,8 @@ Cím: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="217"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly.  Most transactions are 1KB.  Fee 0.01 recommended.</source>
-        <translation>Opcionális, KB-onkénti tranzakciós díj a tranzakcióid minél gyorsabb feldolgozásának elősegítésére.  A legtöbb tranzakció 1 KB-os.  0,01 BTC ajánlott.</translation>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly.  Most transactions are 1kB.  Fee 0.01 recommended.</source>
+        <translation>Opcionális, kB-onkénti tranzakciós díj a tranzakcióid minél gyorsabb feldolgozásának elősegítésére.  A legtöbb tranzakció 1 kB-os.  0,01 BTC ajánlott.</translation>
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="223"/>
@@ -683,8 +683,8 @@ Cím: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="226"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly. Most transactions are 1KB. Fee 0.01 recommended.</source>
-        <translation>Opcionális, KB-onkénti tranzakciós díj a tranzakcióid minél gyorsabb feldolgozásának elősegítésére. A legtöbb tranzakció 1 KB-os. 0,01 BTC ajánlott.</translation>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly. Most transactions are 1kB. Fee 0.01 recommended.</source>
+        <translation>Opcionális, kB-onkénti tranzakciós díj a tranzakcióid minél gyorsabb feldolgozásának elősegítésére. A legtöbb tranzakció 1 kB-os. 0,01 BTC ajánlott.</translation>
     </message>
 </context>
 <context>
@@ -1525,9 +1525,9 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../bitcoinstrings.cpp" line="23"/>
-        <source>Fee per KB to add to transactions you send
+        <source>Fee per kB to add to transactions you send
 </source>
-        <translation>KB-onként felajánlandó díj az általad küldött tranzakciókhoz
+        <translation>kB-onként felajánlandó díj az általad küldött tranzakciókhoz
 </translation>
     </message>
     <message>
diff --git a/src/qt/locale/bitcoin_it.ts b/src/qt/locale/bitcoin_it.ts
index 95d76005fdd..02d0baa120d 100644
--- a/src/qt/locale/bitcoin_it.ts
+++ b/src/qt/locale/bitcoin_it.ts
@@ -675,8 +675,8 @@ Indirizzo: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="217"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly.  Most transactions are 1KB.  Fee 0.01 recommended.</source>
-        <translation>Commissione di transazione per ogni KB; è opzionale e contribuisce ad assicurare che le transazioni siano elaborate velocemente. La maggior parte delle transazioni è 1KB. Commissione raccomandata 0,01.</translation>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly.  Most transactions are 1kB.  Fee 0.01 recommended.</source>
+        <translation>Commissione di transazione per ogni kB; è opzionale e contribuisce ad assicurare che le transazioni siano elaborate velocemente. La maggior parte delle transazioni è 1kB. Commissione raccomandata 0,01.</translation>
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="223"/>
@@ -685,8 +685,8 @@ Indirizzo: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="226"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly. Most transactions are 1KB. Fee 0.01 recommended.</source>
-        <translation>Commissione di transazione per ogni KB; è opzionale e contribuisce ad assicurare che le transazioni siano elaborate velocemente. La maggior parte delle transazioni è 1KB. Commissione raccomandata 0,01.</translation>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly. Most transactions are 1kB. Fee 0.01 recommended.</source>
+        <translation>Commissione di transazione per ogni kB; è opzionale e contribuisce ad assicurare che le transazioni siano elaborate velocemente. La maggior parte delle transazioni è 1kB. Commissione raccomandata 0,01.</translation>
     </message>
 </context>
 <context>
@@ -1526,9 +1526,9 @@ p, li { white-space: pre-wrap; }⏎
     </message>
     <message>
         <location filename="../bitcoinstrings.cpp" line="23"/>
-        <source>Fee per KB to add to transactions you send
+        <source>Fee per kB to add to transactions you send
 </source>
-        <translation>Commissione al KB da aggiungere alle transazioni in uscita
+        <translation>Commissione al kB da aggiungere alle transazioni in uscita
 </translation>
     </message>
     <message>
diff --git a/src/qt/locale/bitcoin_pt_BR.ts b/src/qt/locale/bitcoin_pt_BR.ts
index 2c2f7f1ae4d..68bd057fe2a 100644
--- a/src/qt/locale/bitcoin_pt_BR.ts
+++ b/src/qt/locale/bitcoin_pt_BR.ts
@@ -684,8 +684,8 @@ Address: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="217"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly.  Most transactions are 1KB.  Fee 0.01 recommended.</source>
-        <translation>Optional transaction fee per KB that helps make sure your transactions are processed quickly.  Most transactions are 1KB.  Fee 0.01 recommended.</translation>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly.  Most transactions are 1kB.  Fee 0.01 recommended.</source>
+        <translation>Optional transaction fee per kB that helps make sure your transactions are processed quickly.  Most transactions are 1kB.  Fee 0.01 recommended.</translation>
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="223"/>
@@ -694,8 +694,8 @@ Address: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="226"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly. Most transactions are 1KB. Fee 0.01 recommended.</source>
-        <translation>Optional transaction fee per KB that helps make sure your transactions are processed quickly. Most transactions are 1KB. Fee 0.01 recommended.</translation>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly. Most transactions are 1kB. Fee 0.01 recommended.</source>
+        <translation>Optional transaction fee per kB that helps make sure your transactions are processed quickly. Most transactions are 1kB. Fee 0.01 recommended.</translation>
     </message>
 </context>
 <context>
@@ -1541,9 +1541,9 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../bitcoinstrings.cpp" line="23"/>
-        <source>Fee per KB to add to transactions you send
+        <source>Fee per kB to add to transactions you send
 </source>
-        <translation>Fee per KB to add to transactions you send
+        <translation>Fee per kB to add to transactions you send
 </translation>
     </message>
     <message>
diff --git a/src/qt/locale/bitcoin_uk.ts b/src/qt/locale/bitcoin_uk.ts
index 57313b7a521..6cbb51633b0 100644
--- a/src/qt/locale/bitcoin_uk.ts
+++ b/src/qt/locale/bitcoin_uk.ts
@@ -674,7 +674,7 @@ Address: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="217"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly.  Most transactions are 1KB.  Fee 0.01 recommended.</source>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly.  Most transactions are 1kB.  Fee 0.01 recommended.</source>
         <translation>Опціональна комісія за кожен Кб переказу, яка дозволяє бути впевненим у тому, що ваш переказ буде оброблено швидко. Розмір більшості переказів рівен 1 Кб. Рекомендована комісія: 0,01.</translation>
     </message>
     <message>
@@ -684,7 +684,7 @@ Address: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="226"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly. Most transactions are 1KB. Fee 0.01 recommended.</source>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly. Most transactions are 1kB. Fee 0.01 recommended.</source>
         <translation>Опціональна комісія за кожен Кб переказу, яка дозволяє бути впевненим у тому, що ваш переказ буде оброблено швидко. Розмір більшості переказів рівен 1 Кб. Рекомендована комісія: 0,01.</translation>
     </message>
 </context>
@@ -1525,7 +1525,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../bitcoinstrings.cpp" line="23"/>
-        <source>Fee per KB to add to transactions you send
+        <source>Fee per kB to add to transactions you send
 </source>
         <translation>Комісія за Кб
 </translation>
diff --git a/src/qt/locale/bitcoin_zh_CN.ts b/src/qt/locale/bitcoin_zh_CN.ts
index 3faaac3c97b..832a86ed07b 100644
--- a/src/qt/locale/bitcoin_zh_CN.ts
+++ b/src/qt/locale/bitcoin_zh_CN.ts
@@ -674,8 +674,8 @@ Address: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="217"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly.  Most transactions are 1KB.  Fee 0.01 recommended.</source>
-        <translation>为每1KB交易数据支付交易费将保证您的交易尽快被处理.大部分交易数据都小于1KB. 建议支付0.01个比特币的交易费.  </translation>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly.  Most transactions are 1kB.  Fee 0.01 recommended.</source>
+        <translation>为每1kB交易数据支付交易费将保证您的交易尽快被处理.大部分交易数据都小于1kB. 建议支付0.01个比特币的交易费.  </translation>
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="223"/>
@@ -684,8 +684,8 @@ Address: %4
     </message>
     <message>
         <location filename="../optionsdialog.cpp" line="226"/>
-        <source>Optional transaction fee per KB that helps make sure your transactions are processed quickly. Most transactions are 1KB. Fee 0.01 recommended.</source>
-        <translation>为每1KB交易数据支付交易费将保证您的交易尽快被处理.大部分交易数据都小于1KB. 建议支付0.01个比特币的交易费. </translation>
+        <source>Optional transaction fee per kB that helps make sure your transactions are processed quickly. Most transactions are 1kB. Fee 0.01 recommended.</source>
+        <translation>为每1kB交易数据支付交易费将保证您的交易尽快被处理.大部分交易数据都小于1kB. 建议支付0.01个比特币的交易费. </translation>
     </message>
 </context>
 <context>
@@ -1524,9 +1524,9 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../bitcoinstrings.cpp" line="23"/>
-        <source>Fee per KB to add to transactions you send
+        <source>Fee per kB to add to transactions you send
 </source>
-        <translation>每发送1KB交易所需的费用</translation>
+        <translation>每发送1kB交易所需的费用</translation>
     </message>
     <message>
         <location filename="../bitcoinstrings.cpp" line="24"/>