diff --git a/README.md b/README.md
index 293cf21..e42ce57 100644
--- a/README.md
+++ b/README.md
@@ -100,7 +100,7 @@ string = catXFn("date9.", "#", myArray);
 
 format x bool.;
 
-%put %getVars(sashelp.class, patern = ght$, sep = +, varRange = _numeric_);
+%put %getVars(sashelp.class, pattern = ght$, sep = +, varRange = _numeric_);
 ```
 
 - **dynMacroArray**\[0.2\], set of macros (wrappers for a hash table) emulating dynamic array in the data step (macro predecessor of DFA)