diff --git a/verilog.spec b/verilog.spec
index cd9bd22e2..d7872c691 100644
--- a/verilog.spec
+++ b/verilog.spec
@@ -1,10 +1,10 @@
 Summary: Icarus Verilog
 Name: verilog
-Version: 0.5
+Version: 0.6
 Release: 0
 Copyright: GPL
 Group: Applications/Engineering
-Source: ftp://icarus.com/pub/eda/verilog/v0.5/verilog-0.5.tar.gz
+Source: ftp://icarus.com/pub/eda/verilog/v0.6/verilog-0.6.tar.gz
 URL: http://www.icarus.com/eda/verilog/index.html
 Packager: Stephen Williams <steve@icarus.com>
 
@@ -20,7 +20,7 @@ engineering formats, including simulation. It strives to be true
 to the IEEE-1364 standard.
 
 %prep
-%setup -n verilog-0.5
+%setup -n verilog-0.6
 
 %build
 ./configure --prefix=/usr