diff --git a/src/celengine/nebula.cpp b/src/celengine/nebula.cpp
index 7d2e822bd..fd4783155 100644
--- a/src/celengine/nebula.cpp
+++ b/src/celengine/nebula.cpp
@@ -44,7 +44,7 @@ void Nebula::setType(const string& /*typeStr*/)
 
 size_t Nebula::getDescription(char* buf, size_t bufLength) const
 {
-    return snprintf(buf, bufLength, _("%s"), getType());
+    return snprintf(buf, bufLength, _("Nebula"));
 }
 
 
diff --git a/src/celengine/opencluster.cpp b/src/celengine/opencluster.cpp
index b3a573cce..9e4c6e4c9 100644
--- a/src/celengine/opencluster.cpp
+++ b/src/celengine/opencluster.cpp
@@ -41,7 +41,7 @@ void OpenCluster::setType(const std::string& /*typeStr*/)
 
 size_t OpenCluster::getDescription(char* buf, size_t bufLength) const
 {
-    return snprintf(buf, bufLength, _("%s"), getType());
+    return snprintf(buf, bufLength, _("Open cluster"));
 }
 
 const char* OpenCluster::getObjTypeName() const