diff --git a/get-block.sh b/get-block.sh
index 93349c28..d71cae8b 100755
--- a/get-block.sh
+++ b/get-block.sh
@@ -8,7 +8,7 @@ block_input=${2:-latest}
 
 if is_decimal "$block_input"; then
   # Convert decimal to hexadecimal
-  block_input=$(printf "%x" "$block_input")
+  block_input="0x$(printf "%x" "$block_input")"
 fi
 
 request="{\"jsonrpc\":\"2.0\",\"method\":\"eth_getBlockByNumber\",\"params\":[\"${block_input}\",false],\"id\":1}"