diff --git a/src/JSON3.jl b/src/JSON3.jl
index 4b5d297..3150500 100644
--- a/src/JSON3.jl
+++ b/src/JSON3.jl
@@ -26,7 +26,7 @@ invalid JSON at byte position $pos while parsing type $T: $error
 $(String(buf[max(1, pos-25):min(end, pos+25)]))
 """))
 
-@enum Error UnexpectedEOF ExpectedOpeningObjectChar ExpectedOpeningQuoteChar ExpectedOpeningArrayChar ExpectedClosingArrayChar ExpectedComma ExpectedSemiColon InvalidChar
+@enum Error UnexpectedEOF ExpectedOpeningObjectChar ExpectedOpeningQuoteChar ExpectedOpeningArrayChar ExpectedClosingArrayChar ExpectedComma ExpectedSemiColon InvalidChar InvalidNumber
 
 # AbstractDict interface
 function Base.length(obj::Object)
diff --git a/src/read.jl b/src/read.jl
index d9d8f24..3141fd8 100644
--- a/src/read.jl
+++ b/src/read.jl
@@ -66,6 +66,7 @@ function read!(buf, pos, len, b, tape, tapeidx, ::Type{Any}, checkint=true)
             end
             return floatpos, tapeidx + 2
         end
+        invalid(InvalidNumber, buf, pos, Float64)
     end
 @label invalid
     invalid(InvalidChar, buf, pos, Any)