diff --git a/Pendulum/Homogeneous2D.js b/Pendulum/Homogeneous2D.js
index fdfa008..8847b15 100644
--- a/Pendulum/Homogeneous2D.js
+++ b/Pendulum/Homogeneous2D.js
@@ -2,7 +2,7 @@
 // John Breaux  2022-07-01
 // 2D Homogeneous coordinate library
 
-"use strict"
+"use strict";
 
 //
 // Classes
diff --git a/Pendulum/Pendulum.js b/Pendulum/Pendulum.js
index 35c54c5..3b6dad5 100644
--- a/Pendulum/Pendulum.js
+++ b/Pendulum/Pendulum.js
@@ -4,7 +4,7 @@
 // John Breaux  2022-06-30
 // Simulates a pendulum in a frictionless vacuum with no gravity
 
-"use strict"
+"use strict";
 
 const vertex_shader = `
    attribute vec4 a_Position;
diff --git a/Pendulum/PendulumComponents.js b/Pendulum/PendulumComponents.js
index cd119f4..2dca304 100644
--- a/Pendulum/PendulumComponents.js
+++ b/Pendulum/PendulumComponents.js
@@ -2,7 +2,7 @@
 // John Breaux  2022-06-30
 // Classes used by Pendulum.js
 
-"use strict"
+"use strict";
 
 //
 // Classes
diff --git a/Pendulum/ShapedObject.js b/Pendulum/ShapedObject.js
index 703dd51..16d4aee 100644
--- a/Pendulum/ShapedObject.js
+++ b/Pendulum/ShapedObject.js
@@ -2,7 +2,7 @@
 // John Breaux  2022-06-30
 // Super-class for simple, flat-color drawn primitives
 
-"use strict"
+"use strict";
 
 //
 // Classes
diff --git a/Pendulum/common.js b/Pendulum/common.js
index 89a29c4..3e316f4 100644
--- a/Pendulum/common.js
+++ b/Pendulum/common.js
@@ -2,7 +2,7 @@
 // John Breaux  2022-06-30
 // Common functions and global variables for Pendulum.js
 
-"use strict"
+"use strict";
 
 //
 // Global variables