diff --git a/modules/space/translation/keplertranslation.cpp b/modules/space/translation/keplertranslation.cpp
index 2dcedbe797..865a2fe299 100644
--- a/modules/space/translation/keplertranslation.cpp
+++ b/modules/space/translation/keplertranslation.cpp
@@ -254,7 +254,7 @@ glm::dvec3 KeplerTranslation::position(const UpdateData& data) const {
         _orbitPlaneDirty = false;
     }
 
-    const double t = data.time.j2000Seconds() -_epoch;
+    const double t = data.time.j2000Seconds() - _epoch;
     const double meanMotion = glm::two_pi<double>() / _period;
     const double meanAnomaly = glm::radians(_meanAnomalyAtEpoch.value()) + t * meanMotion;
     const double e = eccentricAnomaly(meanAnomaly);
diff --git a/src/engine/moduleengine.cpp b/src/engine/moduleengine.cpp
index 33acaab9b5..05d98a3a04 100644
--- a/src/engine/moduleengine.cpp
+++ b/src/engine/moduleengine.cpp
@@ -24,6 +24,7 @@
 
 #include <openspace/engine/moduleengine.h>
 
+#include <openspace/documentation/documentation.h>
 #include <openspace/moduleregistration.h>
 #include <openspace/scripting/lualibrary.h>
 #include <openspace/util/openspacemodule.h>