diff --git a/lindenmayer-system/lindenmeyer-system.js b/lindenmayer-system/lindenmeyer-system.js
index a37ee51..5c3d708 100644
--- a/lindenmayer-system/lindenmeyer-system.js
+++ b/lindenmayer-system/lindenmeyer-system.js
@@ -70,21 +70,21 @@ function draw_initstate(p, state) {
 function draw_set_dir(dir) {
     return function(p, state) {
         state.dir = dir;
-    }
+    };
 }
 
 
 function draw_set_turn_noise(level) {
     return function(p, state) {
         state.turnnoise = level;
-    }
+    };
 }
 
 
 function draw_set_length_noise(level) {
     return function(p, state) {
         state.lennoise = level;
-    }
+    };
 }
 
 
@@ -101,7 +101,7 @@ function draw_forward(factor=1) {
               Math.sin(state.dir) * state.stepsize * factor * noise,
               Math.cos(state.dir) * state.stepsize * factor * noise
         )));
-    }
+    };
 }
 
 
@@ -122,7 +122,7 @@ function draw_turn(angle) {
     return function(p, state) {
         draw_initstate(p, state);
         state.dir += angle;
-    }
+    };
 }
 
 
@@ -131,21 +131,21 @@ function draw_angle_turn(fac) {
         draw_initstate(p, state);
         var a = state.angle * (1 + (Math.random() - 0.5) * state.turnnoise);
         state.dir += a * fac;
-    }
+    };
 }
 
 
 function draw_angle_init(angle) {
     return function(p, state) {
         state.angle = angle;
-    }
+    };
 }
 
 
 function draw_angle_add(delta) {
     return function(p, state) {
         state.angle += delta;
-    }
+    };
 }
 
 
@@ -159,7 +159,7 @@ function draw_state_push() {
             dir: state.dir,
             stepsize: state.stepsize,
         });
-    }
+    };
 }
 
 
@@ -171,7 +171,7 @@ function draw_state_pop() {
         p.addChild(new paper.Path());
         state.curpath = p.lastChild;
         state.curpath.add(s.pos);
-    }
+    };
 }