diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9119747..1443f36 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,7 +2,7 @@ cmake_minimum_required (VERSION 3.7)
 include(GNUInstallDirs)
 
 project (soupbot
-         VERSION 0.2.4
+         VERSION 0.3.0
          LANGUAGES CXX
 )
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -Wall")
diff --git a/README.md b/README.md
index 9bf457d..3f6cab6 100644
--- a/README.md
+++ b/README.md
@@ -37,17 +37,11 @@ You will need a pre-generated authentication code.
 
 ## Error codes
 
+Same as [mastodon-cpp](https://github.com/tastytea/mastodon-cpp/blob/master/README.md#error-codes), plus:
+
 |      Code | Explanation                   |
 | --------: |:------------------------------|
-|         0 | No error                      |
-|         1 | Invalid call                  |
-|         2 | Not implemented               |
-|        16 | Connection failed             |
-|        17 | TLS error                     |
-|        18 | Invalid response from server  |
-|        32 | File not readable             |
-| 100 - 999 | HTTP status codes             |
-|     65535 | Unknown exception             |
+|         1 | File not readable             |
 
 If you use a debug build, you get more verbose error messages.
 
diff --git a/src/soupbot.cpp b/src/soupbot.cpp
index 911afd4..30ca2a8 100644
--- a/src/soupbot.cpp
+++ b/src/soupbot.cpp
@@ -117,7 +117,7 @@ int main(int argc, char *argv[])
     {
         // most likely file not found
         std::cerr << "ERROR: " << filepath << "ingredients.json not found or not readable.\n";
-        return 32;
+        return 1;
     }
 
     populate_vector(ingredients, "vegetables", vegetables);