diff --git a/library/modules/Graphic.cpp b/library/modules/Graphic.cpp
index 2d288a1ef..2f490c233 100644
--- a/library/modules/Graphic.cpp
+++ b/library/modules/Graphic.cpp
@@ -29,7 +29,6 @@ distribution.
 #include <vector>
 #include <map>
 #include <set>
-#include <cassert>
 #include <cstdlib>
 using namespace std;
 
diff --git a/library/modules/Maps.cpp b/library/modules/Maps.cpp
index 424954bc3..003216c5a 100644
--- a/library/modules/Maps.cpp
+++ b/library/modules/Maps.cpp
@@ -29,7 +29,6 @@ distribution.
 #include <vector>
 #include <map>
 #include <set>
-#include <cassert>
 #include <cstdlib>
 using namespace std;
 
diff --git a/library/modules/Translation.cpp b/library/modules/Translation.cpp
index 81ca1cc6d..74de70bd3 100644
--- a/library/modules/Translation.cpp
+++ b/library/modules/Translation.cpp
@@ -27,7 +27,6 @@ distribution.
 #include <string>
 #include <vector>
 #include <map>
-#include <cassert>
 using namespace std;
 
 #include "modules/Translation.h"
@@ -82,7 +81,6 @@ bool Translation::copyName(df::language_name * source, df::language_name * targe
 string Translation::TranslateName(const df::language_name * name, bool inEnglish)
 {
     string out;
-    assert (d->Started);
 
     if(!inEnglish)
     {