diff --git a/library/Core.cpp b/library/Core.cpp
index 94d408b80..777897468 100644
--- a/library/Core.cpp
+++ b/library/Core.cpp
@@ -279,29 +279,29 @@ static command_result runLuaScript(color_ostream &out, std::string filename, vec
 
 command_result Core::runCommand(color_ostream &out, const std::string &command)
 {
-	fprintf(stderr,"Inside runCommand");
-	fprintf(stderr," with command %s\n",command.c_str());
+	//fprintf(stderr,"Inside runCommand");
+	//fprintf(stderr," with command %s\n",command.c_str());
     if (!command.empty())
     {
-		fprintf(stderr,"Command is not empty, tokenizing\n");
+		//fprintf(stderr,"Command is not empty, tokenizing\n");
         vector <string> parts;
         Core::cheap_tokenise(command,parts);
-		fprintf(stderr,"Tokenized, got %d parts\n",parts.size());
+		//fprintf(stderr,"Tokenized, got %d parts\n",parts.size());
         if(parts.size() == 0)
             return CR_NOT_IMPLEMENTED;
 
         string first = parts[0];
-		fprintf(stderr,"Erasing beginning\n");
+		//fprintf(stderr,"Erasing beginning\n");
         parts.erase(parts.begin());
         
-		fprintf(stderr,"I think we're about there\n");
+		//fprintf(stderr,"I think we're about there\n");
 
         if (first[0] == '#')
             return CR_OK;
 
         cerr << "Invoking: " << command << endl;
 
-		fprintf(stderr,"Returning with the next recursion\n");
+		//fprintf(stderr,"Returning with the next recursion\n");
         return runCommand(out, first, parts);
     }
     else
@@ -682,7 +682,7 @@ void fIOthread(void * iodata)
     {
         string command = "";
         int ret = con.lineedit("[DFHack]# ",command, main_history);
-        fprintf(stderr,"Command: [%s]\n",command.c_str());
+        //fprintf(stderr,"Command: [%s]\n",command.c_str());
         if(ret == -2)
         {
             cerr << "Console is shutting down properly." << endl;
@@ -696,13 +696,13 @@ void fIOthread(void * iodata)
         else if(ret)
         {
             // a proper, non-empty command was entered
-			fprintf(stderr,"Adding command to history\n");
+			//fprintf(stderr,"Adding command to history\n");
             main_history.add(command);
-			fprintf(stderr,"Saving history\n");
+			//fprintf(stderr,"Saving history\n");
             main_history.save("dfhack.history");
         }
         
-		fprintf(stderr,"Running command\n");
+		//fprintf(stderr,"Running command\n");
 
         auto rv = core->runCommand(con, command);
 
diff --git a/library/include/Console.h b/library/include/Console.h
index 196a1c27d..ba59324e9 100644
--- a/library/include/Console.h
+++ b/library/include/Console.h
@@ -65,20 +65,20 @@ namespace  DFHack
         bool save (const char * filename)
         {
             std::ofstream outfile (filename);
-			fprintf(stderr,"Save: Initialized stream\n");
+			//fprintf(stderr,"Save: Initialized stream\n");
             if(outfile.bad())
                 return false;
-			fprintf(stderr,"Save: Iterating...\n");
+			//fprintf(stderr,"Save: Iterating...\n");
             for(auto iter = history.begin();iter < history.end(); iter++)
             {
-				fprintf(stderr,"Save: Dumping %s\n",(*iter).c_str());
+				//fprintf(stderr,"Save: Dumping %s\n",(*iter).c_str());
                 outfile << *iter << std::endl;
-				fprintf(stderr,"Save: Flushing\n");
+				//fprintf(stderr,"Save: Flushing\n");
 				outfile.flush();
             }
-			fprintf(stderr,"Save: Closing\n");
+			//fprintf(stderr,"Save: Closing\n");
             outfile.close();
-			fprintf(stderr,"Save: Done\n");
+			//fprintf(stderr,"Save: Done\n");
             return true;
         }
         /// add a command to the history