diff --git a/README.md b/README.md
index 0c26970..c64862a 100644
--- a/README.md
+++ b/README.md
@@ -129,10 +129,10 @@ function [pw_se,w]=SE_diff(T,P,n)
 % membrane
 % w = vector of displacement of interior nodes
 
-E = 1; %TPa Units may need to be changed
+E = 1e6; %MPa Units may need to be changed
 v = .31; %Poissons ratio
-t = .3; %nm
-h = 10/(n+1); %nm
+t = .0003; %um
+h = 10/(n+1); %um
 w = membrane_solution(T,P,n);
 z = zeros(n+2);
 z(2:end-1,2:end-1) = reshape(w,[n n]);