diff --git a/Changes b/Changes
index 1156d9d9b..40e5d200d 100644
--- a/Changes
+++ b/Changes
@@ -31,7 +31,9 @@ The contributors that suggested a given feature are shown in []. Thanks!
 
 ****  Fix first clock edge and --x-initial-edge, bug1327. [Rupert Swarbrick]
 
-****  Fix compile error on tracing of string arrays, bug1338. [Iztok Jeras].
+****  Fix compile error on tracing of string arrays, bug1338. [Iztok Jeras]
+
+****  Fix number parsing with newline after radix, bug1340. [George Cuan]
 
 
 * Verilator 3.926 2018-08-22
diff --git a/src/verilog.l b/src/verilog.l
index 0d0ac40b3..ce8373fb8 100644
--- a/src/verilog.l
+++ b/src/verilog.l
@@ -171,7 +171,7 @@ word	[a-zA-Z0-9_]+
 	/* verilog numbers, constructed to not match the ' that begins a '(  or '{ */
 vnum1	[0-9]*?['']s?[bcodhBCODH][ \t\n]*[A-Fa-f0-9xXzZ_?]*
 vnum2	[0-9]*?['']s?[01xXzZ]
-vnum3	[0-9][_0-9]*[ \t\n]*['']s?[bcodhBCODH]?[ \t]*[A-Fa-f0-9xXzZ_?]+
+vnum3	[0-9][_0-9]*[ \t\n]*['']s?[bcodhBCODH]?[ \t\n]*[A-Fa-f0-9xXzZ_?]+
 vnum4	[0-9][_0-9]*[ \t\n]*['']s?[bcodhBCODH]
 vnum5	[0-9][_0-9]*[ \t\n]*['']s
 vnum	{vnum1}|{vnum2}|{vnum3}|{vnum4}|{vnum5}