diff --git a/docs/img-src/initiate-deposit.tikz b/docs/img-src/initiate-deposit.tikz
index 36026f76e..1fe2c7be0 100644
--- a/docs/img-src/initiate-deposit.tikz
+++ b/docs/img-src/initiate-deposit.tikz
@@ -36,9 +36,9 @@
     \node[nested state,on chain=tbtc] (signing group request) at ($(tbtc label)-(0,2.5cm)$) {create signing group};
     \node[state,on chain=depositor] (deposit send)    {send deposit to signing group};
     \node[state,on chain=depositor,text width=2.8cm] (deposit proof) at ($(deposit send)+(0,1cm)$)   {prove deposit transaction block};
-    \node[state,on chain=tbtc]        (deposit confirmation) at ($(signing group request)-(0,2.5cm)$) {enable TBTC mint for deposit};
+    \node[state,on chain=tbtc]        (assign deposit token) at ($(signing group request)-(0,2.5cm)$) {assign non-fungible deposit owner token};
 
-    \node[state,on chain=depositor] (tbtc request) at ($(deposit proof)-(0,1cm)$)   {request TBTC};
+    \node[state,on chain=depositor] (tbtc request) at ($(deposit proof)-(0,1cm)$)   {exchange the deposit owner token};
     \node[state,on chain=tbtc]      (tbtc minting)    {mint and assign TBTC};
 
 
@@ -49,7 +49,7 @@
                (deposit send) edge [bend right=15] (bitcoin block 2)
                (bitcoin block 2) edge [bend right=15,dashed] (deposit proof)
                (deposit proof) edge [out=10,in=140] (ethereum block 3)
-               (ethereum block 3) edge [out=210,in=0,dashed] (deposit confirmation)
+               (ethereum block 3) edge [out=210,in=0,dashed] (assign deposit token)
                (tbtc request) edge (ethereum block 4)
                (ethereum block 4) edge [bend left=15] (tbtc minting);
 }