diff --git a/carbon/README.md b/carbon/README.md
index dfb39ae..3ae310b 100644
--- a/carbon/README.md
+++ b/carbon/README.md
@@ -3,7 +3,7 @@ Purchase carbon offsets
 # Carbon Service
 
 Purchase carbon offsets to help climate change and achieve carbon neutrality. 
-Offset purchases are currently limited to 1 tonne per request. 
+Offset purchases are currently limited to 1KG (0.001 tonne) per request. 
 Make multiple requests to purchase the required amount.
 
 Powered by [Ecologi](https://ecologi.com/)
diff --git a/carbon/handler/carbon.go b/carbon/handler/carbon.go
index baad2ad..973f623 100644
--- a/carbon/handler/carbon.go
+++ b/carbon/handler/carbon.go
@@ -50,7 +50,7 @@ func (c *Carbon) Offset(ctx context.Context, req *pb.OffsetRequest, rsp *pb.Offs
 
 	// currently do not support options
 	r := &domain.OffsetRequest{
-		Number: 1000,
+		Number: 1,
 		Units:  "KG",
 	}
 
diff --git a/carbon/proto/carbon.proto b/carbon/proto/carbon.proto
index d4b57f9..681bf01 100644
--- a/carbon/proto/carbon.proto
+++ b/carbon/proto/carbon.proto
@@ -17,7 +17,7 @@ message Project {
 	double tonnes = 3;
 }
 
-// Purchase 1 tonne of carbon offsets in a single request
+// Purchase 1K (0.001 tonne) of carbon offsets in a single request
 message OffsetRequest {}
 
 message OffsetResponse {
diff --git a/carbon/publicapi.json b/carbon/publicapi.json
index 1448753..ab20bec 100644
--- a/carbon/publicapi.json
+++ b/carbon/publicapi.json
@@ -4,6 +4,6 @@
   "category": "climate",
   "display_name": "Carbon",
   "pricing": {
-    "Carbon.Offset": 5000000
+    "Carbon.Offset": 10000
   }
 }