diff --git a/src/Application.cpp b/src/Application.cpp
index c8226276..cfb2d665 100644
--- a/src/Application.cpp
+++ b/src/Application.cpp
@@ -250,22 +250,10 @@ namespace Bloom
         auto configFile = QFile(QString::fromStdString(Services::PathService::projectConfigPath()));
 
         if (!configFile.exists()) {
-            // Try looking for the old bloom.json config file
-            configFile.setFileName(QString::fromStdString(Services::PathService::projectDirPath()) + "/bloom.json");
-
-            if (configFile.exists()) {
-                Logger::warning(
-                    "The recommended project configuration file format changed from JSON to YAML in Bloom v0.11.0."
-                    " Bloom could not find a bloom.yaml configuration file, but did find bloom.json. Please convert"
-                    " bloom.json to YAML format and rename to \"bloom.yaml\". There are numerous online JSON -> YAML"
-                    " converters. For now, bloom.json will be used in the absence of bloom.yaml."
-                );
-
-            } else {
-                throw InvalidConfig(
-                    "Bloom configuration file (bloom.yaml) not found. Working directory: " + Services::PathService::projectDirPath()
-                );
-            }
+            throw Exception(
+                "Bloom configuration file (bloom.yaml) not found. Working directory: "
+                    + Services::PathService::projectDirPath()
+            );
         }
 
         if (!configFile.open(QIODevice::ReadOnly | QIODevice::Text)) {
diff --git a/src/ProjectConfig.hpp b/src/ProjectConfig.hpp
index c1646a83..196fc145 100644
--- a/src/ProjectConfig.hpp
+++ b/src/ProjectConfig.hpp
@@ -31,14 +31,6 @@ namespace Bloom
      * For more on project configuration, see Bloom documentation at https://bloom.oscillate.io/docs/configuration
      */
 
-    /*
-     * Initially, we used the JSON format for project configuration files, but this was changed in version 0.11.0.
-     * See https://github.com/navnavnav/Bloom/issues/50 for more.
-     *
-     * Because JSON is a subset of YAML, we can (and do) fallback to bloom.json in the absence of bloom.yaml.
-     * See Application::loadProjectConfiguration() for more.
-     */
-
     /**
      * Configuration relating to a specific target.
      *