diff --git a/components/interpreter/controlopcodes.hpp b/components/interpreter/controlopcodes.hpp
index 534ccc4dd..caa755989 100644
--- a/components/interpreter/controlopcodes.hpp
+++ b/components/interpreter/controlopcodes.hpp
@@ -11,66 +11,66 @@ namespace Interpreter
     class OpReturn : public Opcode0
     {
         public:
-        
+
             virtual void execute (Runtime& runtime)
             {
                 runtime.setPC (-1);
-            }           
+            }
     };
-    
+
     class OpSkipZero : public Opcode0
     {
         public:
-        
+
             virtual void execute (Runtime& runtime)
             {
                 Type_Integer data = runtime[0].mInteger;
                 runtime.pop();
-                
+
                 if (data==0)
                     runtime.setPC (runtime.getPC()+1);
-            }           
-    };    
-    
+            }
+    };
+
     class OpSkipNonZero : public Opcode0
     {
         public:
-        
+
             virtual void execute (Runtime& runtime)
             {
                 Type_Integer data = runtime[0].mInteger;
                 runtime.pop();
-                
+
                 if (data!=0)
                     runtime.setPC (runtime.getPC()+1);
-            }           
-    };      
-    
+            }
+    };
+
     class OpJumpForward : public Opcode1
     {
         public:
-        
+
             virtual void execute (Runtime& runtime, unsigned int arg0)
             {
                 if (arg0==0)
-                    throw std::logic_error ("inifite loop");
-                
+                    throw std::logic_error ("infinite loop");
+
                 runtime.setPC (runtime.getPC()+arg0-1);
-            }           
-    };        
+            }
+    };
 
     class OpJumpBackward : public Opcode1
     {
         public:
-        
+
             virtual void execute (Runtime& runtime, unsigned int arg0)
             {
                 if (arg0==0)
-                    throw std::logic_error ("inifite loop");
-                
+                    throw std::logic_error ("infinite loop");
+
                 runtime.setPC (runtime.getPC()-arg0-1);
-            }           
-    };        
+            }
+    };
 }
 
 #endif