diff --git a/cad/iverilog/Makefile b/cad/iverilog/Makefile
index d4e46495664a..26ea60f17d2c 100644
--- a/cad/iverilog/Makefile
+++ b/cad/iverilog/Makefile
@@ -7,7 +7,7 @@
 #
 
 PORTNAME=	iverilog
-PORTVERSION=	0.8.2
+PORTVERSION=	0.8.3
 CATEGORIES=	cad
 MASTER_SITES=	ftp://icarus.com/pub/eda/verilog/v${PORTVERSION:C,\.[0-9]$,,}/ \
 		ftp://ftp.geda.seul.org/pub/geda/dist/
diff --git a/cad/iverilog/distinfo b/cad/iverilog/distinfo
index 3839ccbfffaf..82a7f6293c1f 100644
--- a/cad/iverilog/distinfo
+++ b/cad/iverilog/distinfo
@@ -1,3 +1,3 @@
-MD5 (verilog-0.8.2.tar.gz) = 41650504e4460508a0800008a2628e07
-SHA256 (verilog-0.8.2.tar.gz) = c0df02855d547b0b73d3c020f4cc884319fde8f449ab216abcb685639ff69f08
-SIZE (verilog-0.8.2.tar.gz) = 1526676
+MD5 (verilog-0.8.3.tar.gz) = ba39ba4a708908453c492acb529682f8
+SHA256 (verilog-0.8.3.tar.gz) = 799a20a193ba34d74a14128f1f4494714619a035adad967283dc51c7b994079d
+SIZE (verilog-0.8.3.tar.gz) = 1568131
diff --git a/cad/iverilog/files/patch-PExpr.h b/cad/iverilog/files/patch-PExpr.h
deleted file mode 100644
index 90c8212cef47..000000000000
--- a/cad/iverilog/files/patch-PExpr.h
+++ /dev/null
@@ -1,11 +0,0 @@
---- PExpr.h.orig	Mon Oct  2 20:26:17 2006
-+++ PExpr.h	Mon Oct  2 20:26:23 2006
-@@ -324,7 +324,7 @@
-       virtual NetEConst*elaborate_expr(Design*des, NetScope*,
- 				     bool sys_task_arg =false) const;
-       virtual NetEConst*elaborate_pexpr(Design*des, NetScope*sc) const;
--      verinum* PEString::eval_const(const Design*, const NetScope*) const;
-+      verinum* eval_const(const Design*, const NetScope*) const;
- 
-       virtual bool is_constant(Module*) const;
- 
diff --git a/cad/iverilog/files/patch-vvp_decoder.cc b/cad/iverilog/files/patch-vvp_decoder.cc
new file mode 100644
index 000000000000..8d64bcab031c
--- /dev/null
+++ b/cad/iverilog/files/patch-vvp_decoder.cc
@@ -0,0 +1,10 @@
+--- vvp/decoder.cc.orig	Thu Nov  2 02:00:59 2006
++++ vvp/decoder.cc	Thu Nov  2 02:01:07 2006
+@@ -22,7 +22,6 @@
+ # include  "functor.h"
+ # include  "symbols.h"
+ # include  <stdlib.h>
+-# include  <malloc.h>
+ # include  <limits.h>
+ # include  <assert.h>
+