diff --git a/doc_src/index.hdr.in b/doc_src/index.hdr.in
index 976c3054c..c416873e5 100644
--- a/doc_src/index.hdr.in
+++ b/doc_src/index.hdr.in
@@ -693,7 +693,7 @@ After a variable has been set, you can use the value of a variable in the shell
 
 Example:
 
-To use the value of the variable `smurf`, write `$` (dollar symbol) followed by the name of the variable, like `echo Smurfs are usually $smurf_color`, which would print the result 'Smurfs are usually blue'.
+To use the value of the variable `smurf_color`, write `$` (dollar symbol) followed by the name of the variable, like `echo Smurfs are usually $smurf_color`, which would print the result 'Smurfs are usually blue'.
 
 
 \subsection variables-scope Variable scope