diff --git a/README.txt b/README.txt
index 78f546294..1cbab0a00 100644
--- a/README.txt
+++ b/README.txt
@@ -35,7 +35,7 @@ UNIX
 3. Create aliases for the ANTLR Tool, and TestRig.
 
    $ alias antlr4='java -jar /usr/local/lib/antlr-4.0-complete.jar'
-   $ alias grun  ='java org.antlr.v4.runtime.misc.TestRig'
+   $ alias grun='java org.antlr.v4.runtime.misc.TestRig'
 
 WINDOWS (Thanks to Graham Wideman)