diff --git a/pages/transaction.vue b/pages/transaction.vue
index b34897a..5b2e010 100644
--- a/pages/transaction.vue
+++ b/pages/transaction.vue
@@ -16,7 +16,8 @@
           <TextElement
             name="phone"
             label="What is your phone number?"
-            rules="required"
+            description="Enter a valid Kenyan phone number starting with 07 or 01 that you registered with."
+            rules="required|phone"
           />
           <SelectElement
             name="tx"
@@ -44,13 +45,15 @@
           <TextElement
             name="buy"
             label="Enter the phone number of the counter agent you bought EverGrow from."
-            rules="required"
+            rules="required|phone"
+            description="Enter a valid Kenyan phone number starting with 07 or 01 that you registered with."
             :conditions="[['tx', 'buy']]"
           />
           <TextElement
             name="sell"
             label="Enter the phone number of the customer you sold EverGrow to."
-            rules="required"
+            rules="required|phone"
+            description="Enter a valid Kenyan phone number starting with 07 or 01 that you registered with."
             :conditions="[['tx', 'sell']]"
           />
           <DateElement