diff --git a/plugins/builtin/source/content/pl_pragmas.cpp b/plugins/builtin/source/content/pl_pragmas.cpp
index 19393f099..071df4092 100644
--- a/plugins/builtin/source/content/pl_pragmas.cpp
+++ b/plugins/builtin/source/content/pl_pragmas.cpp
@@ -80,6 +80,8 @@ namespace hex::plugin::builtin {
                 return false;
             }
         });
+
+        ContentRegistry::PatternLanguage::addPragma("MIME", [](pl::PatternLanguage&, const std::string &value) { return !value.empty(); });
     }
 
 }
\ No newline at end of file
diff --git a/plugins/builtin/source/content/views/view_pattern_editor.cpp b/plugins/builtin/source/content/views/view_pattern_editor.cpp
index 426d4808b..89effa06d 100644
--- a/plugins/builtin/source/content/views/view_pattern_editor.cpp
+++ b/plugins/builtin/source/content/views/view_pattern_editor.cpp
@@ -144,7 +144,7 @@ namespace hex::plugin::builtin {
                 }
             }
 
-            runtime.removePragma("MIME");
+            runtime.addPragma("MIME", [](pl::PatternLanguage&, const std::string &value) { return !value.empty(); });
 
             if (!this->m_possiblePatternFiles.empty()) {
                 this->m_selectedPatternFile = 0;