diff --git a/CHANGELOG.md b/CHANGELOG.md
index 68a2ff4..a4d42ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
+## 3.2.0
+
+* Avoid "Synchronous operations are disallowed. Call WriteAsync or set AllowSynchronousIO to true." (by @MaxDeg)
+
 ## 3.1.0
 
 ### Changed
diff --git a/mono_crash.e0c2488e0.0.json b/mono_crash.e0c2488e0.0.json
deleted file mode 100644
index 6e4c070..0000000
--- a/mono_crash.e0c2488e0.0.json
+++ /dev/null
@@ -1,685 +0,0 @@
-{
-  "protocol_version" : "0.0.2",
-  "configuration" : {
-    "version" : "5.18.0.240 (Debian 5.18.0.240+dfsg-3 Mon Jun 24 08:50:44 UTC 2019)",
-    "tlc" : "__thread",
-    "sigsgev" : "altstack",
-    "notifications" : "epoll",
-    "architecture" : "amd64",
-    "disabled_features" : "none",
-    "smallconfig" : "disabled",
-    "bigarrays" : "disabled",
-    "softdebug" : "enabled",
-    "interpreter" : "enabled",
-    "llvm_support" : "disabled",
-    "suspend" : "preemptive"
-  },
-  "memory" : {
-    "minor_gc_time" : "10784499",
-    "major_gc_time" : "1407291",
-    "minor_gc_count" : "465",
-    "major_gc_count" : "16",
-    "major_gc_time_concurrent" : "107535743"
- },
-  "threads" : [
- {
-    "is_managed" : false,
-    "crashed" : false,
-    "managed_thread_ptr" : "0x0",
-    "native_thread_id" : "0x7f78bcbfd700",
-    "thread_info_addr" : "0x0",
-    "thread_name" : "Thread Pool Wor",
-    "ctx" : {
-      "IP" : "0x7f78c26635b8",
-      "SP" : "0x7f78bcbfcc70",
-      "BP" : "0x56222955f608"
-  },
-    "unmanaged_frames" : [
-  {
-      "native_address" : "unregistered"
-   }
-
-  ]
- },
- {
-    "is_managed" : false,
-    "crashed" : false,
-    "managed_thread_ptr" : "0x0",
-    "native_thread_id" : "0x7f78a6a7d700",
-    "thread_info_addr" : "0x0",
-    "thread_name" : "Thread Pool Wor",
-    "ctx" : {
-      "IP" : "0x7f78c266431c",
-      "SP" : "0x7f78a6a7c430",
-      "BP" : "0x8"
-  },
-    "managed_frames" : [
-  {
-      "native_address" : "unregistered"
-   }
-
-  ],
-  "unmanaged_frames" : [
- {
-    "native_address" : "unregistered"
-  }
-
- ]
-},
-{
-  "is_managed" : false,
-  "crashed" : false,
-  "managed_thread_ptr" : "0x0",
-  "native_thread_id" : "0x7f78a5bff700",
-  "thread_info_addr" : "0x0",
-  "thread_name" : "Thread Pool Wor",
-  "ctx" : {
-    "IP" : "0x7f78c26606e0",
-    "SP" : "0x7f78a5bfdce0",
-    "BP" : "0x56222955e920"
- },
-  "managed_frames" : [
- {
-    "native_address" : "unregistered"
-  }
-
- ],
-"unmanaged_frames" : [
-{
-  "native_address" : "unregistered"
- }
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f7835463700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-  "IP" : "0x7f78c26635b8",
-  "SP" : "0x7f7835462c70",
-  "BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-  "native_address" : "unregistered"
- }
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78bc7d6700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-  "IP" : "0x7f78c26635b8",
-  "SP" : "0x7f78bc7d5c70",
-  "BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-  "native_address" : "unregistered"
- }
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78bcdfe700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-  "IP" : "0x7f78c26635b8",
-  "SP" : "0x7f78bcdfdc70",
-  "BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-  "native_address" : "unregistered"
- }
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a6c7e700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-  "IP" : "0x7f78c266431c",
-  "SP" : "0x7f78a6c7d430",
-  "BP" : "0x7"
-},
-"managed_frames" : [
-{
-  "native_address" : "unregistered"
- }
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78bcfff700",
-"thread_info_addr" : "0x0",
-"thread_name" : "mono",
-"ctx" : {
-"IP" : "0x7f78c26606e0",
-"SP" : "0x7f78bcffeb80",
-"BP" : "0x5622295e8740"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a6e7f700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c266431c",
-"SP" : "0x7f78a6e7e430",
-"BP" : "0x4"
-},
-"managed_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a4bfe700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78a4bfdc70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f7864b93700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78beddbf12",
-"SP" : "0x7f7864b910c0",
-"BP" : "(nil)"
-},
-"managed_frames" : [
-{
-"is_managed" : "true",
-"guid" : "D0E12F67-2B88-444A-B4B6-D9B2ECF20142",
-"token" : "0x6000b16",
-"native_offset" : "0x0",
-"il_offset" : "0x00028"
-}
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a7080700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78a707fc70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a4dff700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78a4dfec70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a7281700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78a7280c70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f7865aec700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f7865aebc70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a7482700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78a7481c70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f7865ced700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f7865cecc70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a7683700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78a7682c70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f783d0b7700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f783d0b6c70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f7865eee700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f7865eedc70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a7908700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78a7907c70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78660ef700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78660eec70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a647a700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c266431c",
-"SP" : "0x7f78a6479430",
-"BP" : "0xb"
-},
-"managed_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a7b09700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f78a7b08c70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78c2440780",
-"thread_info_addr" : "0x0",
-"thread_name" : "mono",
-"ctx" : {
-"IP" : "0x7f78c266431c",
-"SP" : "0x7fff20742ae0",
-"BP" : "(nil)"
-},
-"managed_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a667b700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c266431c",
-"SP" : "0x7f78a667a430",
-"BP" : "0xa"
-},
-"managed_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a7d0a700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c266431c",
-"SP" : "0x7f78a7d08af0",
-"BP" : "(nil)"
-},
-"managed_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : true,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f783f197700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c248b3eb",
-"SP" : "0x7f783f194a30",
-"BP" : "0x7f783f194d80"
-},
-"managed_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78becbb700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Finalizer",
-"ctx" : {
-"IP" : "0x7f78c2663394",
-"SP" : "0x7f78becbac90",
-"BP" : "0x56222955ed00"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f78a687c700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c266431c",
-"SP" : "0x7f78a687b430",
-"BP" : "0x9"
-},
-"managed_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-],
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-},
-{
-"is_managed" : false,
-"crashed" : false,
-"managed_thread_ptr" : "0x0",
-"native_thread_id" : "0x7f786567b700",
-"thread_info_addr" : "0x0",
-"thread_name" : "Thread Pool Wor",
-"ctx" : {
-"IP" : "0x7f78c26635b8",
-"SP" : "0x7f786567ac70",
-"BP" : "0x56222955f608"
-},
-"unmanaged_frames" : [
-{
-"native_address" : "unregistered"
-}
-
-]
-}
-]
-}
\ No newline at end of file
diff --git a/src/Thoth.Json.Giraffe.fsproj b/src/Thoth.Json.Giraffe.fsproj
index 5dcf9a1..3a20dae 100644
--- a/src/Thoth.Json.Giraffe.fsproj
+++ b/src/Thoth.Json.Giraffe.fsproj
@@ -7,7 +7,7 @@
     <RepositoryUrl>https://github.com/MangelMaxime/Thoth</RepositoryUrl>
     <PackageTags>fsharp;json;Giraffe;ASP.NET;Core</PackageTags>
     <Authors>Maxime Mangel</Authors>
-    <Version>3.1.0</Version>
+    <Version>3.2.0</Version>
   </PropertyGroup>
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0</TargetFrameworks>