diff --git a/Components/Card.js b/Components/Card.js
index 7e7b99d..a158c4f 100644
--- a/Components/Card.js
+++ b/Components/Card.js
@@ -30,7 +30,7 @@
                                     style={{backgroundColor:`#${button.color}`, color:`#${this.props.buttonText}`}}
                                     href={button.link}
                                     target={button.newTab ? "_blank" : undefined}
-                                    rel="noopener">{button.text}
+                                    rel="noreferrer">{button.text}
                                 </a>
                             }) : null
                         }
diff --git a/Components/Header.js b/Components/Header.js
index d4650c6..5abc91b 100644
--- a/Components/Header.js
+++ b/Components/Header.js
@@ -42,7 +42,7 @@
                                     style={{ backgroundColor: `#${button.color}`, color: `#${button.buttonText}` }}
                                     href={button.link}
                                     target={button.target ? "_blank" : null}
-                                    rel="noopener">
+                                    rel="noreferrer">
                                     {button.text}
                                 </a>
                             }) : null
diff --git a/Components/ThemeChangeButton.js b/Components/ThemeChangeButton.js
index baf55f0..c8c6d8c 100644
--- a/Components/ThemeChangeButton.js
+++ b/Components/ThemeChangeButton.js
@@ -19,7 +19,7 @@
                 setColorMode(colorMode === 'light' ? 'dark' : 'light');
             }}>
             {
-                !render ? null : (colorMode == 'light' ? <img src="https://assets.clicksminuteper.net/web/icons/light.svg" /> : <img src="https://assets.clicksminuteper.net/web/icons/dark.svg" />)
+                !render ? null : (colorMode == 'light' ? <img alt="Light" src="https://assets.clicksminuteper.net/web/icons/light.svg" /> : <img alt="Dark" src="https://assets.clicksminuteper.net/web/icons/dark.svg" />)
             }
             </a>
         </header>