diff --git a/src/AIModel/AIFlightPlan.cxx b/src/AIModel/AIFlightPlan.cxx
index b30b3d83a..9f7cd73ec 100644
--- a/src/AIModel/AIFlightPlan.cxx
+++ b/src/AIModel/AIFlightPlan.cxx
@@ -226,7 +226,6 @@ bool FGAIFlightPlan::parseProperties(const std::string& filename)
 {
     SGPath fp = globals->findDataPath("AI/FlightPlans/" + filename);
     if (!fp.exists()) {
-        SG_LOG(SG_AI, SG_WARN, "Couldn't find AI flightplan '" << filename << "'");
         return false;
     }
 
diff --git a/src/Main/globals.cxx b/src/Main/globals.cxx
index a6b8c1ff0..e2ba2a2ed 100644
--- a/src/Main/globals.cxx
+++ b/src/Main/globals.cxx
@@ -360,7 +360,6 @@ SGPath FGGlobals::findDataPath(const std::string& pathSuffix) const
         }
     }
 
-    SG_LOG(SG_IO, SG_WARN, "not found in any data path: '" << pathSuffix << "'");
     return SGPath{};
 }