diff --git a/src/debug.cc b/src/debug.cc
index e3f73aeb..7f4c1c60 100644
--- a/src/debug.cc
+++ b/src/debug.cc
@@ -24,7 +24,7 @@ void write_debug(const String& str)
     Buffer& debug_buffer = get_or_create_debug_buffer();
     Editor editor(debug_buffer);
     editor.select(debug_buffer.end()-1);
-    editor.insert(str);
+    editor.insert(str + "\n");
     debug_buffer.reset_undo_data();
 }
 
diff --git a/src/main.cc b/src/main.cc
index 804fd7fd..fdbebd22 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -663,8 +663,8 @@ int main(int argc, char* argv[])
         register_highlighters();
         register_filters();
 
-        write_debug("*** This is the debug buffer, where debug info will be written ***\n");
-        write_debug("pid: " + int_to_str(getpid()) + "\n");
+        write_debug("*** This is the debug buffer, where debug info will be written ***");
+        write_debug("pid: " + int_to_str(getpid()));
         write_debug("utf-8 test: é á ï");
 
         Server server;